Tip overview

Slither cancels Hunter's Mark. Giving your position as a healer is bad, so it may be a good idea to slither away to get rid of it. You can still heal your teammates from a distance!

You can follow up his thruster by using Nether Step

Have a mine down near you and snipe Buck as he approaches you, with a fully charged shot and finish him off with the carbine.

Unexpected and random moves, called "jukes", help you dodging his arrows

When sniping an Evie who is about to leave Ice Block, aim a little bit in front of her path in the direction she's facing because she will usually blink after leaving the block and tends to walk forward a bit first.