What is in a Pokémon position?

Eighteen types, and every Pokémon has one or two. Damage is multiplied by the product of the attacking type's effectiveness against each defending type. Pick an attacking type and up to two defending types, or click a cell in the chart.

Attacking move
Defending Pokémon (pick one or two)
4×Electric into Water / Flying: quadruple damage. A move matching its user's type also gets 1.5× (STAB), or 2× after Terastallizing into that type.
atk ↓ def →NorFirWatEleGraIceFigPoiGroFlyPsyBugRocGhoDraDarSteFai
Nor½×0×½×
Fir½×½×2×2×2×½×½×2×
Wat2×½×½×2×2×½×
Ele2×½×½×0×2×½×
Gra½×2×½×½×2×½×½×2×½×½×
Ice½×½×2×½×2×2×2×½×
Fig2×2×½×½×½×½×2×0×2×2×½×
Poi2×½×½×½×½×0×2×
Gro2×2×½×2×0×½×2×2×
Fly½×2×2×2×½×½×
Psy2×2×½×0×½×
Bug½×2×½×½×½×2×½×2×½×½×
Roc2×2×½×½×2×2×½×
Gho0×2×2×½×
Dra2×½×0×
Dar½×2×2×½×½×
Ste½×½×½×2×2×½×2×
Fai½×2×½×2×2×½×