Attackers
Defenders
Astra
Breach
Brimstone
Chamber
Cypher
Fade
Gekko
Harbor
Jett
KAY/O
Killjoy
Neon
Omen
Phoenix
Raze
Reyna
Sage
Skye
Sova
Viper
Yoru
Snake Bite
Poison Cloud
Toxic Screen
Easy
Medium
Hard
Callouts
Start zone
Toxic Screen
Medium
Defenders
You can put down a screen that blocks C Long, Garage, and B entrance at the same time.
Stand in the corner of C and aim towards the green box and use the minimap to make sure it hits B Entrance