Overwatch Diamond Tier List on Blizzard World (30-day)

Auto-generated Overwatch tier list on Blizzard World for Diamond players, derived from a 30-day window of ranked play. Win-rate and pick-rate weighted, refreshed daily.

Last updated Sun, 06 Sep 2026 22:43:03 GMT · data window 2026-08-08 → 2026-09-06

In Diamond ranks competitive Overwatch on Blizzard World, the current top picks are Ana, Ashe, Venture and Jetpack-Cat. Rankings combine win rate and pick rate over a 30-day window of ranked play, refreshed daily.

Map

Ana50.0% WR · 43.1% PR · 7.7% BR50.0% WR43.1% PR7.7% BR

Ashe54.5% WR · 18.1% PR · 2.8% BR54.5% WR18.1% PR2.8% BR

How tiers are computed

Pick-rate-weighted win rate and average pick rate are z-scored within this slice. Composite score = 0.7 * z(win_rate) + 0.3 * z(pick_rate). Heroes are sorted by score and bucketed by score percentile.

Pick-rate floor: heroes below 0.5% pick rate in the slice are excluded.
Score weights: 0.7 x z(win rate) + 0.3 x z(pick rate).
Tier cutoffs (by score percentile, of 53 eligible heroes): S = top 8% · A = top 17% · B = top 25% · C = top 25% · D = top 25%.

FREQUENTLY ASKED

Who is the best hero in Overwatch on Blizzard World for Diamond players?: Ana currently leads with a 50.0% win rate and 43.1% pick rate on Blizzard World. Ashe and Venture round out the top 3.
Which heroes are S-tier heroes in Overwatch in Diamond on Blizzard World?: S-tier on Blizzard World: Ana, Ashe, Venture, Jetpack-Cat.
How is this Overwatch tier list calculated?: Heroes are scored from a weighted blend of win rate (70%) and pick rate (30%) across competitive matches in Diamond ranks, with a minimum pick rate of 0.5% to filter out off-meta noise. S/A/B/C/D cutoffs are percentile-based across the resulting score distribution.
How often is the tier list updated?: Daily. The current snapshot covers competitive matches from 2026-08-08 to 2026-09-06 (30-day rolling window).

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Other ranks

Bronze Silver Gold Platinum Emerald Master Grandmaster

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FREQUENTLY ASKED

Who is the best hero in Overwatch on Blizzard World for Diamond players?

Ana currently leads with a 50.0% win rate and 43.1% pick rate on Blizzard World. Ashe and Venture round out the top 3.

Which heroes are S-tier heroes in Overwatch in Diamond on Blizzard World?

S-tier on Blizzard World: Ana, Ashe, Venture, Jetpack-Cat.

How is this Overwatch tier list calculated?

Heroes are scored from a weighted blend of win rate (70%) and pick rate (30%) across competitive matches in Diamond ranks, with a minimum pick rate of 0.5% to filter out off-meta noise. S/A/B/C/D cutoffs are percentile-based across the resulting score distribution.

How often is the tier list updated?

Daily. The current snapshot covers competitive matches from 2026-08-08 to 2026-09-06 (30-day rolling window).