Rayquaza-Mega @ Choice Band  
Ability: Delta Stream  
Level: 50  
EVs: 4 HP / 252 Atk / 252 Spe  
Adamant Nature  
- Dragon Ascent  
- Earthquake  
- Crunch  
- Extreme Speed  

Necrozma-Dusk-Mane @ Weakness Policy  
Ability: Prism Armor  
Level: 50  
EVs: 164 HP / 252 Atk / 4 Def / 4 SpA / 84 SpD  
Brave Nature  
IVs: 0 Spe  
- Photon Geyser  
- Sunsteel Strike  
- Trick Room  
- Protect  

Landorus-Therian @ Groundium Z  
Ability: Intimidate  
Level: 50  
EVs: 4 HP / 164 Atk / 20 Def / 68 SpD / 252 Spe  
Jolly Nature  
- Earthquake  
- Rock Tomb  
- U-turn  
- Protect  

Thundurus-Therian @ Assault Vest  
Ability: Volt Absorb  
Level: 50  
EVs: 36 HP / 4 Def / 76 SpA / 140 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Volt Switch  
- Electroweb  
- Dark Pulse  
- Hidden Power [Water]  

Tapu Fini @ Wiki Berry  
Ability: Misty Surge  
Level: 50  
EVs: 244 HP / 52 Def / 4 SpA / 156 SpD / 52 Spe  
Calm Nature  
IVs: 0 Atk  
- Icy Wind  
- Nature's Madness  
- Heal Pulse  
- Haze  

Incineroar @ Figy Berry  
Ability: Intimidate  
Level: 50  
EVs: 252 HP / 4 Atk / 44 Def / 156 SpD / 52 Spe  
Careful Nature  
- Flare Blitz  
- Snarl  
- U-turn  
- Fake Out