Overwatch Grandmaster Tier List — Rialto (7-Day)

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

Last updated Sat, 24 Oct 2026 08:09:00 GMT · data window 2026-10-18 → 2026-10-24

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

Map

Doctrine54.8% WR · 57.1% PR · 9.9% BR54.8% WR57.1% PR9.9% BR

Venture72.9% WR · 2.5% PR · 0.1% BR72.9% WR2.5% PR0.1% 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 54 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?: Doctrine currently leads with a 54.8% win rate and 57.1% pick rate on Rialto. Venture and Ana round out the top 3.
Which heroes are S-tier heroes in Overwatch in Grandmaster on Rialto?: S-tier on Rialto: Doctrine, Venture, Ana, 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 2026-10-18 to 2026-10-24 (7-day rolling window).

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Other maps

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FREQUENTLY ASKED

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

Doctrine currently leads with a 54.8% win rate and 57.1% pick rate on Rialto. Venture and Ana round out the top 3.

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

S-tier on Rialto: Doctrine, Venture, Ana, 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 2026-10-18 to 2026-10-24 (7-day rolling window).