Champions Damage Calculator

Official battle calculations preset for the Pokémon Champions format with Stat Points (SP), Mega Evolutions, and level 50 caps.

ROSTER & RULES

GENERATION

FORMAT

WEATHER

TERRAIN

SCREENS AND HAZARDS

ACTIONS

DAMAGE · % OF MAX HPFlamethrower

18.5-21.7%

possible 5HKO

BLASTOISE'S HP AFTER THE HIT

318-331 / 406 HP leftdamage 75-88

DAMAGE VARIANCE

Damage variance: 16 discrete rolls (0.85× to 1.0×). Highlighted numbers secure a knockout.

Inflicted HP: 75-88 HP

Target Max Health: 406 / 406

Type Multiplier: ½×

Same-Type Boost: 1.5×

Average Hit: 81 HP · 20%

Guaranteed OHKOs: 0/16

FULL RESULT

252 SpA Charizard Flamethrower vs. 252 HP / 4 SpD Blastoise: 75-88 (18.4 - 21.6%) -- possible 5HKO

SPEED

409 vs 98

Charizard moves first (409 vs 98)

includes stages, Choice Scarf, paralysis, tailwind and weather speed abilities

ATTACKER

FireFlying

HP100%

Nature

Ability

Item

Status

Gender

Tera type

Current HP

297

STATS 508/510 EVs

STAT	BOOST	TOTAL
HP78	·	153
ATK84	0	93
DEF78	0	98
SPA109	0	381
SPD85	0	109
SPE100	0	409

EVs OptimizerSpend fewest points to KO or survive

with Keep other stats Change nature

MOVES · VS BLASTOISE 4 slots

90Special18.5-21.7%

75Special--

85Special--

120Special--

Select an attack to update the headline damage calculation. Toggle CRIT to simulate a critical hit.

DEFENDER

Water

HP100%

Nature

Ability

Item

Status

Gender

Tera type

Current HP

362

STATS 508/510 EVs

STAT	BOOST	TOTAL
HP79	·	406
ATK83	0	92
DEF100	0	409
SPA85	0	105
SPD105	0	129
SPE78	0	98

EVs OptimizerSpend fewest points to survive or KO

from Keep other stats Change nature

MOVES · VS CHARIZARD 4 slots

90Special--

50Physical--

-Status--

The defender's own moves, run in reverse against the attacker with the field flipped.

HP AFTER EACH HITflamethrower · repeated

78.3-81.5%

1 HIT

56.7-63.1%

2 HITS

35-44.6%

3 HITS

13.3-26.1%

4 HITS

0-7.6%

5 HITS

6 HITS · GUARANTEED

6 HITS

VS TEAM · FLAMETHROWER FROM CHARIZARD

Add up to six defenders, or paste a Showdown team, to test what the attacker knocks out across a whole squad.

0/6 · click a member to load them as the defender

DEFENDER ⇕	BEST MOVE ⇕	DAMAGE (%) ⇕	KO CHANCE ⇕	ACTION

ATTACKER ⇕	INCOMING MOVE ⇕	DAMAGE (%) ⇕	SURVIVAL / KO ⇕	ACTION

YOUR TEAM

YOUR DEFENDING TEAMEvaluate incoming damage from the entire opponent roster against each squad member.

SPEED TIERS LADDERYour team members are highlighted against competitive metagame benchmarks.

TEAM CONSISTENCY SCORE

88/ 100

Score derived from the accuracy ratings of all damaging moves across your active battle roster.

MOVE ACCURACY PROBABILITIESFlamethrower (100% Acc)

TURNS	HIT EVERY TURN	HIT AT LEAST ONCE	MISS EVERY TURN	MISS AT LEAST ONCE

COMBINED PROBABILITY CALCULATORCalculate the probability of multiple independent probabilistic events

EXPECTED OUTCOME

RESULT:47.5%

Critical Hit Chances

Turns	One of Your	One of Opponent	One of Four (Doubles)

Protect Odds in a Row

Times	Success	In A Row	Both (Doubles)	Both In A Row

Turns to Sleep

Turns	Chance Asleep

Wake Up from Sleep

Condition	Chance to Wake Up

Fully Paralyzed Probabilities

Turns	1×	2×	3×	4×	5×

Freeze Thaw Probability

Duration	Chance to Thaw	Still Frozen

Snap Out of Confusion

Duration	Snap Out Chance	Hit Self

Multi-Hit Moves (2–5 Hits)

Hits	Probability	At Least One Crit

SOURCE & IMPLEMENTATION NOTE

All probability distributions and random roll boundaries are calculated strictly per official battle mechanics as implemented in Pokémon Showdown engine source files: Accuracy in sim/battle-actions.ts; Critical hit roll in sim/battle.ts; Protect successive stall counter in data/moves.ts; Sleep, Paralysis, Freeze, and Confusion state machines in data/conditions.ts.

Offensive Insights

Defensive Insights

Offensive Move Type Coverage

Evaluates the maximum damage effectiveness your team members can deal against each defending type.

DEFENDING TYPE	NOT VERY EFFECTIVE	SUPER EFFECTIVE

Defensive Type Weaknesses & Resistances

Evaluates incoming attack multipliers factoring species typings, Terastallization, and defensive abilities.

ATTACKING TYPE	TOTAL WEAK	TOTAL RESIST

Saved Teams

Manage squads saved in browser localStorage. Export to or import from Pokémon Showdown format.

Opponent Defenders

Opponent Attackers