Overwatch Grandmaster Tier List on Rialto (7-day)

Auto-generated Overwatch tier list on Rialto for Grandmaster players, derived from a 7-day window of ranked play. Win-rate and pick-rate weighted, refreshed daily.

Last updated Wed, 09 Sep 2026 11:36:27 GMT · data window 2026-09-03 → 2026-09-09

In Grandmaster ranks competitive Overwatch on Rialto, the current top picks are Ana, Tracer, Baptiste and Ashe. Rankings combine win rate and pick rate over a 7-day window of ranked play, refreshed daily.

Map

Ana52.9% WR · 48.3% PR · 6.6% BR52.9% WR48.3% PR6.6% BR

Tracer58.5% WR · 24.9% PR · 19.7% BR58.5% WR24.9% PR19.7% 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 Rialto for Grandmaster players?: Ana currently leads with a 52.9% win rate and 48.3% pick rate on Rialto. Tracer and Baptiste round out the top 3.
Which heroes are S-tier heroes in Overwatch in Grandmaster on Rialto?: S-tier on Rialto: Ana, Tracer, Baptiste, Ashe.
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 Grandmaster 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 2026-09-03 to 2026-09-09 (7-day rolling window).

RELATED TIER LISTS

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Other ranks

Bronze Silver Gold Platinum Emerald Diamond Master

Other maps

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FREQUENTLY ASKED

Who is the best hero in Overwatch on Rialto for Grandmaster players?

Ana currently leads with a 52.9% win rate and 48.3% pick rate on Rialto. Tracer and Baptiste round out the top 3.

Which heroes are S-tier heroes in Overwatch in Grandmaster on Rialto?

S-tier on Rialto: Ana, Tracer, Baptiste, Ashe.

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 Grandmaster 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 2026-09-03 to 2026-09-09 (7-day rolling window).