My options currently are:
Gyarados (Crunch, Hydro Pump, Whirlpool, Hyper Beam)
Delta Haxorus (Hydro Pump, Metal Burst, Crunch, Aqua Tail)
Swampert (Muddy Water, Earthquake, Hammer Arm, Hydro Cannon)
The rest of my team:
(Mega) Delta Charizard (Shadow Sneak, Dragon Breath, Lunar Cannon, Confuse Ray)
Garchomp (Slash, Dragon Pulse, Dig, Dragon Rush)
(Mega) Typhlosion (Flame Wheel, Inferno, Flamethrower, Lava Plume)
(Mega) Delta Gallade (Thunder Punch, Icicle Crash, Thunderbolt, Protect)
Gardevoire (Psychic, Moonblast, Dream Eater, Draining Kiss)