Ying's Ultimate ability, Illusory Rift, heals but can let her use her Dimensional Link to teleport to her team. If Ying uses this right after respawning, look out for her teleporting to her team and kill her to waste the Ultimate.
Talus is a champion with high burst damage and excels in a 1v1 against any unsuspecting enemy backlines. However he is vulnerable to any types of CC whether it is stuns, slows or cripples. If you are hit by these, then you're in deep trouble.
"Smoke screen" blocks line of sight of Turrets, so they can't shoot anyone. You can mitigate Barik’s damage for 5 sec, just with one skill. Right timing and "smoke" placement is key factors.
"Smoke screen" blocks line of sight of Illusions, so they can't heal anyone. You can deny enemy heals for 5 sec, just with one skill. Right timing and "smoke" placement is key issues.