One habit to change: Heal anyone taking damage and keep them topped up; a full-health ally plays far more aggressively.
Good into
RamattraValkyrie counters his ult: your healing beats it, and the doubled beam lets you heal from outside it.
MeiIf she walls off your target, glide to them and super jump over the wall.
Struggles against
D.VaEndless poke keeps your regen from starting, and she boosts onto allies to burst them.
GenjiDash, Blade, dash: he can catch you in the air.
TracerBlinks onto you; still hits you mid super jump.
Best maps
Best by win rate: Colosseo, Circuit Royal, Dorado, Esperança and Junkertown
Long sightlines where a boosted hitscan or Pharah takes over
Playing against Mercy
She keeps one target alive and brings back the dead. Kill her or her pocket while her Guardian Angel is down.
The full guide is in the app
All 53 of Mercy's matchups with a plan for each, map tips, comps, perks and kit. In a match, Hardstuck tells you when to stay on Mercy and when to swap.