- Up to 3 heroes of a role can be banned
- A pool of 4 always survives bans
- 54 heroes, 9 new in 2026
- Each hero has 4 Perks to learn
Four heroes per role. Bans can't take them all.
A main, two flex picks and a pocket counter — chosen from different sub-roles, so your pool answers bans, counters and maps instead of repeating itself.
ReinhardtStalwart
SigmaStalwart
WinstonInitiator
RoadhogBruiser- Reinhardt: Hold the line and learn what space is
- Sigma: A barrier at range for long sightlines
- Winston: Dive when the map opens up
- Roadhog: Self-sustain and Chain Hook picks
CassidySharpshooter
Soldier: 76Specialist
TracerFlanker
JunkratSpecialist- Cassidy: Hitscan for flyers and long range
- Soldier: 76: Steady hitscan on every map
- Tracer: Pressure on the enemy backline
- Junkrat: Spam for chokes and barriers
AnaTactician
KirikoMedic
LúcioTactician
BrigitteSurvivor- Ana: Biotic Grenade and Sleep Dart
- Kiriko: Protection Suzu saves
- Lúcio: Speed for dive and brawl
- Brigitte: Peel against dive
Each team bans 2 heroes, with at most 2 from one role. Since 16 June 2026 a Lobby Ban — a fifth slot both teams have to vote for — can break that limit. So up to three heroes of your role can be gone; a pool of four always leaves you one.
Your Preferred Hero casts 3 negative votes in your own team's ban vote, which protects your main from one teammate — not from the enemy team.
Ban rules: Blizzard's patch notes of 22 April 2025 and 16 June 2026. The example pools are BoostPirate's coaching, not a tier list; sub-roles as of 3 November 2026.
Overwatch has 54 heroes, nine of them added in 2026 alone. Nobody plays all of them well, and nobody needs to. What climbers have is a hero pool: a small set of heroes per role that they know deeply, chosen so the set covers bans, counters and different maps. Too small and one ban or one counter-pick leaves you on a hero you barely know; too big and you never get good at any of them. This guide works out the right size from the ban rules, then shows how to fill it: a main-flex-pocket model, covering different sub-roles, picking by map mode, learning each hero's Perks, adding new heroes, and a four-week plan.
- Ban maths: 2 bans per team, 2-hero role limit, plus a Lobby Ban that can break it — three of a role at most.
- Main, flex, flex, pocket: most of your games on the main, the rest spread over the others.
- Cover sub-roles, not favourites: a Stalwart and an Initiator Tank answer more than two Stalwarts.
- Perks multiply the work: four heroes mean sixteen Perk choices to know.
- New heroes change fast: Doctrine was nerfed on 6 October, 13 October and 3 November 2026 — test before you commit.
Why you need a pool, not a hero
Three things in today's Overwatch push you off your favourite hero, and each one alone is enough reason to have back-ups:
On top of that, the roster keeps growing. Blizzard added at least one hero in every season of 2026 — five on 10 February, the first day of Reign of Talon — and moved Sombra from Damage to Support on 6 October. A pool you set a year ago may be missing a hero your role now needs.
The ban maths: why four
Hero bans arrived on 22 April 2025: "each team banning 2 Heroes with a Ranked Choice system", and "Only 2 Heroes can be banned per role." With two teams, that's four bans a match, but never more than 2 from one role. Then the 16 June 2026 patch added the Lobby Ban:
“Lobby Bans are a 5th ban slot that can break the 2 hero Role Limit.”
— Patch notes, 16 June 2026 · source
A Lobby Ban needs at least one vote from each team and 10 votes in total. Put the rules together and the worst case for a single role is three heroes: two under the role limit, plus one Lobby Ban. That's where the number four comes from.
Two more rules help you. Your Preferred Hero — the first hero in your Roster by default — casts 3 negative votes in your team's ban vote, enough to cancel one teammate's third choice; two teammates can still outvote you. And you can skip voting, but your teammates' votes still decide your team's bans. Our hero bans and map voting guide walks through the whole ban phase.
Main, flex, flex, pocket
Four heroes doesn't mean four equal heroes. BoostPirate's coaches use a weighted model:
- MainMost of your games
The hero you know best. You play it whenever it isn't banned or hard-countered, and it's where you practise new habits.
- FlexDifferent sub-role from your main
Your answer when the main is banned or the map doesn't suit it. It should feel almost as comfortable as the main.
- FlexCovers what the first two can't
If your main and first flex are both close-range, make this one hold a long sightline — or the other way round.
- PocketThe counter you can actually play
A hero that answers the problem you meet most often in your rank: flyers, dive, projectile spam. You play it for a fight or a round, not all season.
A rule of thumb for practice time, as BoostPirate's advice: about half of your games on the main, most of the rest on the two flex picks, and the pocket only when it's needed. Keep that ratio and the main keeps improving while the rest stay sharp.
Build the pool across sub-roles
Since 10 February 2026 every hero belongs to a sub-role with its own passive. Sub-roles are the quickest way to make sure your four heroes answer different problems. Pick from at least two in your role, and ideally three:
Fit the pool to the map modes
Blizzard's own hero statistics group maps into five types: Control, Escort, Flashpoint, Hybrid and Push. Each rewards different heroes, and since map voting happens before bans, you often know the mode before you lock in. BoostPirate's notes per mode:
Two map-voting rules from the 6 October 2026 patch: you can't be offered your last two maps played within two hours, and Escort and Hybrid now count as the same mode for the rule that the options must cover two different modes. Our mode guides go map by map: Control · Escort and Hybrid · Push · Flashpoint.
Perks: the hidden cost of a big pool
Every hero levels up during a match: a choice of two Minor Perks at level 2 and two Major Perks at level 3, earned by dealing damage, getting eliminations and healing. D.Mon, for example, chooses between Beast Within and MEKA Mobility, then between Overstrike and Focused Fusion. Each choice changes how the hero plays, and Blizzard retunes Perks in many patches (Overstrike's lifesteal dropped from 150% to 125% on 3 November 2026).
Perks also make swapping expensive: Blizzard's rule is that "when you swap heroes, your new hero will be set to level 1 with zero perk progress." — though "your progress will be saved on any heroes that you play throughout the round though." A focused pool means fewer swaps, so you reach level 3 more often on heroes you know.
Adding new heroes without wrecking the pool
Overwatch released nine heroes in 2026, and new heroes often change a lot in their first weeks:
Doctrine is the clearest example: released with Season 5 on 6 October 2026, trimmed in the launch notes, again in the 13 October hotfix and again on 3 November 2026, when Blizzard said his "healing output has remained high relative to the additional utility he provides". A new hero who dominates in week one may not in week five. BoostPirate's advice: play a new hero in Quick Play until the first balance patch, then decide whether they replace your flex or your pocket — never your main straight away.
One-tricking versus a pool
- Always has a hero you know when bans land.
- Answers counters without a panic swap.
- Covers map modes with different heroes.
- Keeps your main sharp: half your games are still on it.
- Can lose the hero to a ban before the match starts.
- Has no plan B when hard-countered.
- Gets only partial protection from the Preferred Hero's 3 negative votes.
- Climbs fast on a hero that's strong in the patch — until it isn't.
Check your pool against Blizzard's numbers
Blizzard's Hero Statistics page lists pick rate, win rate and Competitive ban rate for every hero, filterable by input, mode, rank tier, map type and region; stats run from the start of the most recent patch. Two checks are worth doing at the start of each season: is your main among the most banned heroes at your tier (then your flex picks matter more), and does your pool hold up on the map types you see most? Don't rebuild your pool around one patch's win rates — use the numbers to decide which flex pick to practise. For dated solo-queue picks, see the best heroes for solo queue.
A four-week pool plan
- W1Choose and write it down
Pick a main, two flex and a pocket for each role you queue, from at least two sub-roles. Put your main first in your Roster so it's your Preferred Hero.
- W2Learn the Perks
Play each flex pick in Quick Play and try both Minor and both Major Perks at least once. Note which you'd pick against dive and against poke.
- W3Ranked with the plan
Start every match on your main unless it's banned or the map clearly doesn't suit it. Swap only by the rules in the counter-picking guide.
- W4Review and replace one
Look at which hero won and lost you the most fights. Replace at most one hero per season, and only the pocket or a flex.
Want a coach to build it with you? A Grandmaster+ coach can set up a pool for your role and rank in a 1-on-1 coaching session — on your own account, with your own replays.
- Blizzard Entertainment, Overwatch patch notes — 3 Nov 2026 (Doctrine, D.Mon Perk) · 6 Oct 2026 (Season 5, Grímsvötn, map voting) · 16 Jun 2026 (Lobby Bans, Preferred Hero) · 10 Feb 2026 (sub-roles) · 22 Apr 2025 (Hero Bans) · 18 Feb 2025 (Perks)
- Blizzard — Hero Gallery · D.Mon · Doctrine · Hero Statistics (read 8 November 2026)
- The 2026 hero list as published in our heroes by role guide (Blizzard's season announcements)
- Checked 8 November 2026 on the 3 November 2026 patch. Ban rules and the roster can change — check the current patch notes.
All free tools: calculators, percentiles & season countdowns →
Common questions
How many heroes should be in my Overwatch hero pool?
Can all my heroes get banned in Overwatch?
Is one-tricking a good way to climb in Overwatch?
Should I add new heroes to my pool straight away?
Do I have to learn every hero's Perks?
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Wins over losses at your rank, in the role you pick, while you settle into new heroes.
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