One habit to change: Claim small rooms, corridors and corners, and stay there.
Good into
VendettaHold small rooms and trap her path; your spam and combo kill her before she finishes you.
D.monFight her in tight spaces where she can't easily get onto you.
BastionHide behind cover while he's in turret form, then strike when it ends.
Struggles against
PharahFlies where your arcs can't reach, and can move during Barrage.
RoadhogSoaks far more spam than he looks, and in small rooms Trash Compactor fires your spam back.
AnaPlays far back where your spam can't reach; anti-nade finishes you or your tire.
Best maps
Best by win rate: Suravasa, Ilios, Nepal and Lijiang Tower
Tight rooms, corridors and chokes you can hold
Playing against Junkrat
He floods chokes and small rooms. Fight him in the open, from range or from the air.
The full guide is in the app
All 53 of Junkrat's matchups with a plan for each, map tips, comps, perks and kit. In a match, Hardstuck tells you when to stay on Junkrat and when to swap.