1 - game have offsystem bug/trick when player after uppercut attack do little move, change karma and then can use chase attack
When player have 200+ ping, he can use chase attack to respawned enemy, who was killed with uppercut attack or skill (even killer do many another actions and skills or he was under control)

2 - Rifle ultimate have abnormal timing and affected area
Enemyes can't save even they do evade to leave affected area or dodge to back of the user (even player have invulnerability it doesn't matter - he will be cougthed with this ultimate)