Tier List
Discord

top

DIAMOND

30

Days

vs

Average Diamond Win Rate: 50.78%

?

Different tier brackets will have different average win rates so we now provide the average.
This will vary because unlike other stat sites we include 100% of a brackets champions played and never include champions that don't belong in the bracket.

Diamond Champions Analysed: 8,349,709

?

We are the only League of Legends stats site to analyse every champion from every ranked game.
We include 100% of the champions played of every selected tier bracket in our analysis, we never include champions from outside the tier quoted tier.

LoL Tier List
야스오 Build
야스오 Counters

야스오 Counters

야스오 top vs top Counters

야스오 top on Patch 30 is the strongest counter to top champions of 티모, 요릭 & 하이머딩거. While 야스오 top is countered most by top champions of 트런들, 신지드 & 뽀삐. Below is a detailed breakdown of 야스오 top counters against top champions with a minimum of 100 games.

야스오 Build

야스오 Leaderboard

야스오 Counters

야스오 ProBuilds

Name

WR vs

All Champs WR

Δ1

Δ2

Games

트런들

Δ₁ -12.15 • Δ₂ -12.41

vs

트런들

트롤 왕

야스오 wins against 트런들 38.98% of the time which is 12.15% lower against 트런들 than the average opponent.

After normalising both champions win rates 야스오 wins against 트런들 12.41% less often than would be expected.

The average opponent winrate against 트런들 is 51.13%.

신지드

Δ₁ -4.92 • Δ₂ -5.18

vs

신지드

미친 화학자

야스오 wins against 신지드 40.89% of the time which is 4.92% lower against 신지드 than the average opponent.

After normalising both champions win rates 야스오 wins against 신지드 5.18% less often than would be expected.

The average opponent winrate against 신지드 is 45.81%.

Δ₁ -5.47 • Δ₂ -5.73

vs

뽀삐

망치의 수호자

야스오 wins against 뽀삐 41.67% of the time which is 5.47% lower against 뽀삐 than the average opponent.

After normalising both champions win rates 야스오 wins against 뽀삐 5.73% less often than would be expected.

The average opponent winrate against 뽀삐 is 47.14%.

Δ₁ -4.85 • Δ₂ -5.11

vs

워윅

자운의 고삐 풀린 분노

야스오 wins against 워윅 42.47% of the time which is 4.85% lower against 워윅 than the average opponent.

After normalising both champions win rates 야스오 wins against 워윅 5.11% less often than would be expected.

The average opponent winrate against 워윅 is 47.32%.

Δ₁ -4.32 • Δ₂ -4.58

vs

케넨

폭풍의 심장

야스오 wins against 케넨 43.20% of the time which is 4.32% lower against 케넨 than the average opponent.

After normalising both champions win rates 야스오 wins against 케넨 4.58% less often than would be expected.

The average opponent winrate against 케넨 is 47.52%.

트린다미어

트린다미어

Δ₁ -4.20 • Δ₂ -4.46

vs

트린다미어

야만전사 왕

야스오 wins against 트린다미어 44.26% of the time which is 4.20% lower against 트린다미어 than the average opponent.

After normalising both champions win rates 야스오 wins against 트린다미어 4.46% less often than would be expected.

The average opponent winrate against 트린다미어 is 48.46%.

다리우스

Δ₁ -4.15 • Δ₂ -4.41

vs

다리우스

녹서스의 실력자

야스오 wins against 다리우스 44.77% of the time which is 4.15% lower against 다리우스 than the average opponent.

After normalising both champions win rates 야스오 wins against 다리우스 4.41% less often than would be expected.

The average opponent winrate against 다리우스 is 48.92%.

피오라

Δ₁ -2.59 • Δ₂ -2.85

vs

피오라

결투의 대가

야스오 wins against 피오라 45.08% of the time which is 2.59% lower against 피오라 than the average opponent.

After normalising both champions win rates 야스오 wins against 피오라 2.85% less often than would be expected.

The average opponent winrate against 피오라 is 47.67%.

Δ₁ -2.96 • Δ₂ -3.22

vs

카밀

강철의 그림자

야스오 wins against 카밀 45.43% of the time which is 2.96% lower against 카밀 than the average opponent.

After normalising both champions win rates 야스오 wins against 카밀 3.22% less often than would be expected.

The average opponent winrate against 카밀 is 48.39%.

클레드

Δ₁ -2.40 • Δ₂ -2.66

vs

클레드

망나니 기사

야스오 wins against 클레드 45.56% of the time which is 2.40% lower against 클레드 than the average opponent.

After normalising both champions win rates 야스오 wins against 클레드 2.66% less often than would be expected.

The average opponent winrate against 클레드 is 47.96%.

Δ₁ -2.22 • Δ₂ -2.48

vs

리븐

추방자

야스오 wins against 리븐 45.90% of the time which is 2.22% lower against 리븐 than the average opponent.

After normalising both champions win rates 야스오 wins against 리븐 2.48% less often than would be expected.

The average opponent winrate against 리븐 is 48.12%.

말파이트

Δ₁ -2.19 • Δ₂ -2.45

vs

말파이트

거석의 파편

야스오 wins against 말파이트 45.95% of the time which is 2.19% lower against 말파이트 than the average opponent.

After normalising both champions win rates 야스오 wins against 말파이트 2.45% less often than would be expected.

The average opponent winrate against 말파이트 is 48.14%.

올라프

Δ₁ -0.93 • Δ₂ -1.19

vs

올라프

광전사

야스오 wins against 올라프 46.32% of the time which is 0.93% lower against 올라프 than the average opponent.

After normalising both champions win rates 야스오 wins against 올라프 1.19% less often than would be expected.

The average opponent winrate against 올라프 is 47.25%.

블라디미르

블라디미르

Δ₁ -3.15 • Δ₂ -3.41

vs

블라디미르

진홍빛 사신

야스오 wins against 블라디미르 46.32% of the time which is 3.15% lower against 블라디미르 than the average opponent.

After normalising both champions win rates 야스오 wins against 블라디미르 3.41% less often than would be expected.

The average opponent winrate against 블라디미르 is 49.47%.

볼리베어

Δ₁ -4.42 • Δ₂ -4.68

vs

볼리베어

무자비한 폭풍

야스오 wins against 볼리베어 46.42% of the time which is 4.42% lower against 볼리베어 than the average opponent.

After normalising both champions win rates 야스오 wins against 볼리베어 4.68% less often than would be expected.

The average opponent winrate against 볼리베어 is 50.84%.

Δ₁ -1.35 • Δ₂ -1.61

vs

럼블

기계 악동

야스오 wins against 럼블 46.79% of the time which is 1.35% lower against 럼블 than the average opponent.

After normalising both champions win rates 야스오 wins against 럼블 1.61% less often than would be expected.

The average opponent winrate against 럼블 is 48.14%.

레넥톤

Δ₁ -3.10 • Δ₂ -3.36

vs

레넥톤

사막의 도살자

야스오 wins against 레넥톤 46.81% of the time which is 3.10% lower against 레넥톤 than the average opponent.

After normalising both champions win rates 야스오 wins against 레넥톤 3.36% less often than would be expected.

The average opponent winrate against 레넥톤 is 49.91%.

Δ₁ -2.08 • Δ₂ -2.34

vs

세트

우두머리

야스오 wins against 세트 47.14% of the time which is 2.08% lower against 세트 than the average opponent.

After normalising both champions win rates 야스오 wins against 세트 2.34% less often than would be expected.

The average opponent winrate against 세트 is 49.22%.

암베사

Δ₁ -2.76 • Δ₂ -3.02

vs

암베사

전장의 우두머리

야스오 wins against 암베사 47.21% of the time which is 2.76% lower against 암베사 than the average opponent.

After normalising both champions win rates 야스오 wins against 암베사 3.02% less often than would be expected.

The average opponent winrate against 암베사 is 49.97%.

Δ₁ -1.74 • Δ₂ -2.00

vs

잭스

무기의 달인

야스오 wins against 잭스 47.27% of the time which is 1.74% lower against 잭스 than the average opponent.

After normalising both champions win rates 야스오 wins against 잭스 2.00% less often than would be expected.

The average opponent winrate against 잭스 is 49.01%.

우르곳

Δ₁ 1.33 • Δ₂ 1.07

vs

우르곳

살상 병기

야스오 wins against 우르곳 48.53% of the time which is 1.33% higher against 우르곳 than the average opponent.

After normalising both champions win rates 야스오 wins against 우르곳 1.07% more often than would be expected.

The average opponent winrate against 우르곳 is 47.20%.

판테온

Δ₁ -0.24 • Δ₂ -0.50

vs

판테온

불굴의 창

야스오 wins against 판테온 48.79% of the time which is 0.24% lower against 판테온 than the average opponent.

After normalising both champions win rates 야스오 wins against 판테온 0.50% less often than would be expected.

The average opponent winrate against 판테온 is 49.03%.

갱플랭크

Δ₁ -0.05 • Δ₂ -0.31

vs

갱플랭크

바다의 무법자

야스오 wins against 갱플랭크 48.85% of the time which is 0.05% lower against 갱플랭크 than the average opponent.

After normalising both champions win rates 야스오 wins against 갱플랭크 0.31% less often than would be expected.

The average opponent winrate against 갱플랭크 is 48.90%.

크산테

Δ₁ -2.23 • Δ₂ -2.49

vs

크산테

나주마의 긍지

야스오 wins against 크산테 49.04% of the time which is 2.23% lower against 크산테 than the average opponent.

After normalising both champions win rates 야스오 wins against 크산테 2.49% less often than would be expected.

The average opponent winrate against 크산테 is 51.27%.

Δ₁ 0.08 • Δ₂ -0.18

vs

가렌

데마시아의 힘

야스오 wins against 가렌 49.18% of the time which is 0.08% higher against 가렌 than the average opponent.

After normalising both champions win rates 야스오 wins against 가렌 0.18% less often than would be expected.

The average opponent winrate against 가렌 is 49.10%.

바루스

Δ₁ -1.03 • Δ₂ -1.29

vs

바루스

응징의 화살

야스오 wins against 바루스 49.24% of the time which is 1.03% lower against 바루스 than the average opponent.

After normalising both champions win rates 야스오 wins against 바루스 1.29% less often than would be expected.

The average opponent winrate against 바루스 is 50.27%.

초가스

Δ₁ 0.66 • Δ₂ 0.40

vs

초가스

공허의 공포

야스오 wins against 초가스 49.27% of the time which is 0.66% higher against 초가스 than the average opponent.

After normalising both champions win rates 야스오 wins against 초가스 0.40% more often than would be expected.

The average opponent winrate against 초가스 is 48.61%.

이렐리아

Δ₁ 2.10 • Δ₂ 1.84

vs

이렐리아

칼날 무희

야스오 wins against 이렐리아 50.08% of the time which is 2.10% higher against 이렐리아 than the average opponent.

After normalising both champions win rates 야스오 wins against 이렐리아 1.84% more often than would be expected.

The average opponent winrate against 이렐리아 is 47.98%.

나서스

Δ₁ 1.67 • Δ₂ 1.41

vs

나서스

사막의 관리자

야스오 wins against 나서스 50.35% of the time which is 1.67% higher against 나서스 than the average opponent.

After normalising both champions win rates 야스오 wins against 나서스 1.41% more often than would be expected.

The average opponent winrate against 나서스 is 48.68%.

사이온

Δ₁ 1.00 • Δ₂ 0.74

vs

사이온

언데드 학살병기

야스오 wins against 사이온 50.54% of the time which is 1.00% higher against 사이온 than the average opponent.

After normalising both champions win rates 야스오 wins against 사이온 0.74% more often than would be expected.

The average opponent winrate against 사이온 is 49.54%.

아트록스

Δ₁ 0.68 • Δ₂ 0.42

vs

아트록스

다르킨의 검

야스오 wins against 아트록스 50.81% of the time which is 0.68% higher against 아트록스 than the average opponent.

After normalising both champions win rates 야스오 wins against 아트록스 0.42% more often than would be expected.

The average opponent winrate against 아트록스 is 50.13%.

Δ₁ 3.13 • Δ₂ 2.87

vs

쉔

황혼의 눈

야스오 wins against 쉔 50.94% of the time which is 3.13% higher against 쉔 than the average opponent.

After normalising both champions win rates 야스오 wins against 쉔 2.87% more often than would be expected.

The average opponent winrate against 쉔 is 47.81%.

Δ₁ 4.78 • Δ₂ 4.52

vs

퀸

데마시아의 날개

야스오 wins against 퀸 50.94% of the time which is 4.78% higher against 퀸 than the average opponent.

After normalising both champions win rates 야스오 wins against 퀸 4.52% more often than would be expected.

The average opponent winrate against 퀸 is 46.16%.

모데카이저

모데카이저

Δ₁ 2.17 • Δ₂ 1.91

vs

모데카이저

강철의 망령

야스오 wins against 모데카이저 51.05% of the time which is 2.17% higher against 모데카이저 than the average opponent.

After normalising both champions win rates 야스오 wins against 모데카이저 1.91% more often than would be expected.

The average opponent winrate against 모데카이저 is 48.88%.

Δ₁ 3.74 • Δ₂ 3.48

vs

베인

어둠 사냥꾼

야스오 wins against 베인 51.66% of the time which is 3.74% higher against 베인 than the average opponent.

After normalising both champions win rates 야스오 wins against 베인 3.48% more often than would be expected.

The average opponent winrate against 베인 is 47.92%.

아칼리

Δ₁ 2.51 • Δ₂ 2.25

vs

아칼리

섬기는 이 없는 암살자

야스오 wins against 아칼리 51.69% of the time which is 2.51% higher against 아칼리 than the average opponent.

After normalising both champions win rates 야스오 wins against 아칼리 2.25% more often than would be expected.

The average opponent winrate against 아칼리 is 49.18%.

제이스

Δ₁ 0.71 • Δ₂ 0.45

vs

제이스

미래의 수호자

야스오 wins against 제이스 51.76% of the time which is 0.71% higher against 제이스 than the average opponent.

After normalising both champions win rates 야스오 wins against 제이스 0.45% more often than would be expected.

The average opponent winrate against 제이스 is 51.05%.

일라오이

Δ₁ 1.88 • Δ₂ 1.62

vs

일라오이

크라켄의 여사제

야스오 wins against 일라오이 51.80% of the time which is 1.88% higher against 일라오이 than the average opponent.

After normalising both champions win rates 야스오 wins against 일라오이 1.62% more often than would be expected.

The average opponent winrate against 일라오이 is 49.92%.

사일러스

Δ₁ 1.89 • Δ₂ 1.63

vs

사일러스

해방된 자

야스오 wins against 사일러스 52.14% of the time which is 1.89% higher against 사일러스 than the average opponent.

After normalising both champions win rates 야스오 wins against 사일러스 1.63% more often than would be expected.

The average opponent winrate against 사일러스 is 50.25%.

라이즈

Δ₁ 3.26 • Δ₂ 3.00

vs

라이즈

룬 마법사

야스오 wins against 라이즈 52.27% of the time which is 3.26% higher against 라이즈 than the average opponent.

After normalising both champions win rates 야스오 wins against 라이즈 3.00% more often than would be expected.

The average opponent winrate against 라이즈 is 49.01%.

문도 박사

Δ₁ 2.38 • Δ₂ 2.12

vs

문도 박사

자운의 광인

야스오 wins against 문도 박사 52.37% of the time which is 2.38% higher against 문도 박사 than the average opponent.

After normalising both champions win rates 야스오 wins against 문도 박사 2.12% more often than would be expected.

The average opponent winrate against 문도 박사 is 49.99%.

Δ₁ 2.32 • Δ₂ 2.06

vs

나르

잃어버린 고리

야스오 wins against 나르 52.46% of the time which is 2.32% higher against 나르 than the average opponent.

After normalising both champions win rates 야스오 wins against 나르 2.06% more often than would be expected.

The average opponent winrate against 나르 is 50.14%.

Δ₁ 4.31 • Δ₂ 4.05

vs

오른

거산의 화염

야스오 wins against 오른 53.01% of the time which is 4.31% higher against 오른 than the average opponent.

After normalising both champions win rates 야스오 wins against 오른 4.05% more often than would be expected.

The average opponent winrate against 오른 is 48.70%.

Δ₁ 5.67 • Δ₂ 5.41

vs

케일

정의로운 자

야스오 wins against 케일 53.20% of the time which is 5.67% higher against 케일 than the average opponent.

After normalising both champions win rates 야스오 wins against 케일 5.41% more often than would be expected.

The average opponent winrate against 케일 is 47.53%.

Δ₁ 1.87 • Δ₂ 1.61

vs

요네

잊히지 못한 자

야스오 wins against 요네 53.53% of the time which is 1.87% higher against 요네 than the average opponent.

After normalising both champions win rates 야스오 wins against 요네 1.61% more often than would be expected.

The average opponent winrate against 요네 is 51.66%.

그라가스

Δ₁ 5.02 • Δ₂ 4.76

vs

그라가스

술취한 난동꾼

야스오 wins against 그라가스 53.73% of the time which is 5.02% higher against 그라가스 than the average opponent.

After normalising both champions win rates 야스오 wins against 그라가스 4.76% more often than would be expected.

The average opponent winrate against 그라가스 is 48.71%.

카시오페아

카시오페아

Δ₁ 7.41 • Δ₂ 7.15

vs

카시오페아

독사의 포옹

야스오 wins against 카시오페아 54.72% of the time which is 7.41% higher against 카시오페아 than the average opponent.

After normalising both champions win rates 야스오 wins against 카시오페아 7.15% more often than would be expected.

The average opponent winrate against 카시오페아 is 47.31%.

오로라

Δ₁ 6.43 • Δ₂ 6.17

vs

오로라

세계의 경계에 선 마녀

야스오 wins against 오로라 56.67% of the time which is 6.43% higher against 오로라 than the average opponent.

After normalising both champions win rates 야스오 wins against 오로라 6.17% more often than would be expected.

The average opponent winrate against 오로라 is 50.24%.

Δ₁ 7.41 • Δ₂ 7.15

vs

그웬

신성한 재봉사

야스오 wins against 그웬 56.95% of the time which is 7.41% higher against 그웬 than the average opponent.

After normalising both champions win rates 야스오 wins against 그웬 7.15% more often than would be expected.

The average opponent winrate against 그웬 is 49.54%.

Δ₁ 6.73 • Δ₂ 6.47

vs

요릭

영혼의 길잡이

야스오 wins against 요릭 57.14% of the time which is 6.73% higher against 요릭 than the average opponent.

After normalising both champions win rates 야스오 wins against 요릭 6.47% more often than would be expected.

The average opponent winrate against 요릭 is 50.41%.

하이머딩거

하이머딩거

Δ₁ 8.42 • Δ₂ 8.16

vs

하이머딩거

위대한 발명가

야스오 wins against 하이머딩거 57.14% of the time which is 8.42% higher against 하이머딩거 than the average opponent.

After normalising both champions win rates 야스오 wins against 하이머딩거 8.16% more often than would be expected.

The average opponent winrate against 하이머딩거 is 48.72%.

Δ₁ 9.25 • Δ₂ 8.99

vs

티모

날쌘 정찰병

야스오 wins against 티모 57.33% of the time which is 9.25% higher against 티모 than the average opponent.

After normalising both champions win rates 야스오 wins against 티모 8.99% more often than would be expected.

The average opponent winrate against 티모 is 48.08%.

아트록스

다르킨의 검

아리

구미호

아칼리

섬기는 이 없는 암살자

아크샨

떠도는 감시자

알리스타

미노타우로스

암베사

전장의 우두머리

아무무

슬픈 미라

애니비아

얼음불사조

애니

어둠의 아이

아펠리오스

신념의 무기

애쉬

서리 궁수

아우렐리온 솔

별의 창조자

오로라

세계의 경계에 선 마녀

아지르

사막의 황제

바드

영겁의 수호자

벨베스

공허의 여제

블리츠크랭크

거대 증기 골렘

브랜드

타오르는 복수

브라움

프렐요드의 심장

브라이어

억눌린 허기

케이틀린

필트오버의 보안관

카밀

강철의 그림자

카시오페아

독사의 포옹

초가스

공허의 공포

코르키

대담한 폭격수

다리우스

녹서스의 실력자

다이애나

차가운 달의 분노

드레이븐

화려한 처형자

문도 박사

자운의 광인

에코

시간을 달리는 소년

엘리스

거미 여왕

이블린

고통스런 포옹

이즈리얼

무모한 탐험가

피들스틱

오래된 공포

피오라

결투의 대가

피즈

대양의 말썽꾸러기

갈리오

위대한 석상

갱플랭크

바다의 무법자

가렌

데마시아의 힘

나르

잃어버린 고리

그라가스

술취한 난동꾼

그레이브즈

무법자

그웬

신성한 재봉사

헤카림

전쟁의 전조

하이머딩거

위대한 발명가

흐웨이

몽상가

일라오이

크라켄의 여사제

이렐리아

칼날 무희

아이번

자연의 아버지

잔나

폭풍의 분노

자르반 4세

데마시아의 귀감

잭스

무기의 달인

제이스

미래의 수호자

진

잔혹극의 거장

징크스

난폭한 말괄량이

카이사

공허의 딸

칼리스타

복수의 화신

카르마

깨우친 자

카서스

죽음을 노래하는 자

카사딘

공허의 방랑자

카타리나

사악한 칼날

케일

정의로운 자

케인

그림자 사신

케넨

폭풍의 심장

카직스

공허의 약탈자

킨드레드

영겁의 사냥꾼

클레드

망나니 기사

코그모

심연의 아귀

크산테

나주마의 긍지

르블랑

환술사

리 신

눈먼 수도승

레오나

여명의 빛

릴리아

수줍은 꽃

리산드라

얼음 마녀

루시안

정화의 사도

룰루

요정 마법사

럭스

광명의 소녀

말파이트

거석의 파편

말자하

공허의 예언자

마오카이

뒤틀린 나무 정령

마스터 이

우주 검사

멜

영혼의 반향

밀리오

온화한 불꽃

미스 포츈

현상금 사냥꾼

모데카이저

강철의 망령

모르가나

타락한 자

나피리

백 번 무는 사냥개

나미

파도 소환사

나서스

사막의 관리자

노틸러스

심해의 타이탄

니코

알쏭달쏭 카멜레온

니달리

야성의 사냥꾼

닐라

해방된 기쁨

녹턴

영원한 악몽

누누와 윌럼프

소년과 설인

올라프

광전사

오리아나

시계태엽 소녀

오른

거산의 화염

판테온

불굴의 창

뽀삐

망치의 수호자

파이크

핏빛 항구의 학살자

키아나

원소의 여왕

퀸

데마시아의 날개

라칸

매혹하는 자

람머스

중무장 아르마딜로

렉사이

공허의 복병

렐

철의 여인

레나타 글라스크

화공 남작

레넥톤

사막의 도살자

렝가

추적하는 사자

리븐

추방자

럼블

기계 악동

라이즈

룬 마법사

사미라

사막의 장미

세주아니

혹한의 분노

세나

구원자

세라핀

노래하는 별

세트

우두머리

샤코

악마 어릿광대

쉔

황혼의 눈

쉬바나

하프 드래곤

신지드

미친 화학자

사이온

언데드 학살병기

시비르

전장의 여제

스카너

태고의 군주

스몰더

꼬마 불꽃용

소나

현의 명인

소라카

별의 아이

스웨인

녹서스 대장군

사일러스

해방된 자

신드라

어둠의 여제

탐 켄치

강의 폭군

탈리야

바위술사

탈론

검의 그림자

타릭

발로란의 방패

티모

날쌘 정찰병

쓰레쉬

지옥의 간수

트리스타나

요들 사수

트런들

트롤 왕

트린다미어

야만전사 왕

트위스티드 페이트

카드의 달인

트위치

역병 쥐

우디르

정령 주술사

우르곳

살상 병기

바루스

응징의 화살

베인

어둠 사냥꾼

베이가

악의 작은 지배자

벨코즈

공허의 눈

벡스

우울주의자

바이

필트오버의 집행자

비에고

몰락한 왕

빅토르

아케인의 전령관

블라디미르

진홍빛 사신

볼리베어

무자비한 폭풍

워윅

자운의 고삐 풀린 분노

오공

원숭이 왕

자야

저항하는 자

제라스

초월한 마법사

신 짜오

데마시아의 호위무사

야스오

용서받지 못한 자

요네

잊히지 못한 자

요릭

영혼의 길잡이

유나라

꺾이지 않는 신념

유미

마법 고양이

자크

비밀 병기

제드

그림자의 주인

제리

자운의 불꽃

직스

마법공학 폭파병

질리언

시간의 수호자

조이

여명의 성위

자이라

가시 덩굴의 복수

LoLalytics isn't endorsed by Riot Games and doesn't reflect the views or opinions of Riot Games or anyone officially involved in producing or managing Riot Games properties. Riot Games, and all associated properties are trademarks or registered trademarks of Riot Games, Inc. Privacy Policy