(Sorry to create more work for you, but the damage done by Rock Slide should be reduced by 75% because it is a multi-target move. Also, Trash could not hae hit Paplitoad, because Subway pokemon cannot be targeted, even if it is a random target move. Also, we have not lost any energy....)
Pyroak: Rock Head
Volcarona: Flame Body
w00t, fighting type pokemon for me!
Volcarona: Bug Buzz (Unown) ~ Fire Blast (Spinda)
IF Bug Buzz fails to hit THEN use Bug Buzz once more on A2.
Pyorak: Aromatherapy ~ Flare Blitz (Spinda)
Gurdurr: Hammer Arm Spinda x2
Btw, Gurdurr's stats are: