When going against Atlas, hard cc (Silence, Cripple) shut him down, as he relies on his abilities rather than his primary

try to predict where he'll land, if you can cripple him he's a free kill with your combo

It's best to use broadside when trying to burst down Yagorath, as she can't dodge the bombs while planted.

Staying mid air when fighting her is very helpful, as you can dodge her projectile weapon attacks.