Empoleon works nicely with Assault Vest if you clear physical sweepers and certain walls (particularly Rotom-W and Suicune) or force them out.
Assualt Vest
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Name: Assualt Vest
Move 1: Scald
Move 2: Flash Cannon
Move 3: Ice Beam
Move 4: Aqua Jet/Knock Off
Ability: Torrent
Item: Assualt...