Pip struggles to hit enemies with high ground; it may even be harder than hitting Drogoz out of the air. Always keep the height advantage over him to force him to decide between AoE or a potential miss.
Maeve's mobility in the air is large but predictable. Pounce is her only way to quickly change momentum, so you can always predict the 2 (Or 3) general areas where she is forced to land.
Viktor has no burst damage to finish off wounded enemies nor burst mobility to catch up to fleeing targets. he can output massive damage, but will struggle to get kills the moment a target hides behind a wall.
Teammates inside Smoke Bomb will not appear for Torvald, and his LMB will not target anyone if it is fired until someone appear on torvald's screen, use this trick to escape quickly if you are getting chased or save another teammates