Rumble + Pole V2 one-shot combo (desc) 

rumble full awk, pole v2 grade 1
-rumble v
-jump + aim down + pole x
-pole z
-rumble c
-rumble x
-sharkman x
-sharkman c
you can end with rumble z then charge and sharkman z but thats for high bounty players and it's not one-shot