Overwatch Grandmaster Tier List on Route 66 (7-day)

Auto-generated Overwatch tier list on Route 66 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 13:23:20 GMT · data window 2026-09-03 → 2026-09-09

In Grandmaster ranks competitive Overwatch on Route 66, the current top picks are Symmetra, Sierra, Ana and Torbjörn. Rankings combine win rate and pick rate over a 7-day window of ranked play, refreshed daily.

Map

Symmetra70.8% WR · 2.1% PR · 0.2% BR70.8% WR2.1% PR0.2% BR

Sierra68.6% WR · 1.6% PR · 0.0% BR68.6% WR1.6% PR0.0% 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 Route 66 for Grandmaster players?: Symmetra currently leads with a 70.8% win rate and 2.1% pick rate on Route 66. Sierra and Ana round out the top 3.
Which heroes are S-tier heroes in Overwatch in Grandmaster on Route 66?: S-tier on Route 66: Symmetra, Sierra, Ana, Torbjörn.
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 Route 66 for Grandmaster players?

Symmetra currently leads with a 70.8% win rate and 2.1% pick rate on Route 66. Sierra and Ana round out the top 3.

Which heroes are S-tier heroes in Overwatch in Grandmaster on Route 66?

S-tier on Route 66: Symmetra, Sierra, Ana, Torbjörn.

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).