SD

Hippowdon @ Rocky Helmet

Ability: Sand Stream

Level: 50

EVs: 252 HP / 252 Def / 4 Spe

Impish Nature

- Earthquake

- Yawn

- Ice Fang

- Slack Off

Charizard-Mega-Y @ Charizardite Y

Ability: Drought

Level: 50

EVs: 252 HP / 116 Def / 100 SpA / 4 SpD / 36 Spe

Modest Nature

IVs: 0 Atk

- Overheat

- Flamethrower

- Solar Beam

- Hidden Power [Ice]

Mimikyu @ Mimikium Z

Ability: Disguise

Level: 50

EVs: 196 HP / 156 Atk / 148 Def / 4 SpD / 4 Spe

Adamant Nature

- Play Rough

- Shadow Sneak

- Curse

- Trick Room

Tapu Lele @ Choice Specs

Ability: Psychic Surge

Level: 50

EVs: 236 HP / 60 Def / 172 SpA / 20 SpD / 20 Spe

Modest Nature

IVs: 0 Atk

- Psychic

- Moonblast

- Psyshock

- Shadow Ball

Metagross-Mega @ Metagrossite

Ability: Tough Claws

Level: 50

EVs: 76 HP / 180 Atk / 252 Spe

Jolly Nature

- Ice Punch

- Thunder Punch

- Iron Head

- Earthquake

Xurkitree @ Psychium Z

Ability: Beast Boost

Level: 50

EVs: 244 HP / 68 Def / 4 SpA / 4 SpD / 188 Spe

Timid Nature

IVs: 0 Atk

- Hidden Power [Ice]

- Hypnosis

- Thunderbolt

- Tail Glow