The important things when you face andro when he about to engage you are to Keep Calm, Dont Panic, Give damage and place teleport for escape. Remember 2x of your normal shoot, enough to make andro retreat. Dont Feed andro reversal, wait for it.
Terminus siphon annoying you? You can ult him, which gets rid of his siphon and have your team burst him from there. Your gourd is on the ground, which damages him even if he has his siphon up.
When Evie leaves Ice Block, there's a brief moment where she vulnerable before she can Blink away. Time your Pounce and Daggers to finish Evie off if her HP is low, or for some parting damage if she has the Reprive legendary card.