Nihilego @ Power Herb  
Ability: Beast Boost  
Tera Type: Ghost  
EVs: 232 HP / 204 Def / 40 SpA / 32 Spe  
Modest Nature  
IVs: 0 Atk  
- Meteor Beam  
- Sludge Bomb  
- Trick Room  
- Power Gem  

Blastoise @ Covert Cloak  
Ability: Torrent  
Tera Type: Grass  
EVs: 252 HP / 80 Def / 176 SpD  
Careful Nature  
- Fake Out  
- Follow Me  
- Flip Turn  
- Roar  

Ogerpon-Hearthflame (F) @ Hearthflame Mask  
Ability: Mold Breaker  
EVs: 144 HP / 112 Atk / 252 Spe  
Jolly Nature  
- Follow Me  
- Encore  
- Spiky Shield  
- Ivy Cudgel  

Latios-Mega (M) @ Latiosite  
Ability: Levitate  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Tailwind  
- Protect  
- Luster Purge  
- Draco Meteor  

Ursaluna-Bloodmoon @ Assault Vest  
Ability: Mind's Eye  
Tera Type: Poison  
EVs: 136 HP / 176 SpA / 152 SpD / 44 Spe  
Modest Nature  
IVs: 0 Atk  
- Blood Moon  
- Earth Power  
- Vacuum Wave  
- Hyper Voice  

Flutter Mane @ Choice Specs  
Ability: Protosynthesis  
Tera Type: Fairy  
EVs: 160 HP / 108 Def / 104 SpA / 136 Spe  
Timid Nature  
IVs: 0 Atk  
- Moonblast  
- Shadow Ball  
- Dazzling Gleam  
- Icy Wind