R's Revenge (Pokemon Showdown Gen 7 Anything Goes)

Marshadow @ Marshadium Z
Ability: Technician
EVs: 28 HP / 240 Atk / 120 Def / 120 SpD
Adamant Nature
- Counter
- Sleep Talk
- Acrobatics
- Brick Break

Charizard-Mega-X (M) @ Charizardite X
Ability: Tough Claws
Shiny: Yes
EVs: 133 HP / 75 Atk / 75 Def / 75 SpA / 75 SpD / 75 Spe
- Double-Edge
- Dragon Tail
- Secret Power
- Incinerate

Mew @ Rocky Helmet
Ability: Synchronize
Shiny: Yes
EVs: 252 HP / 1 Atk / 1 Def / 1 SpA / 1 SpD / 252 Spe
IVs: 0 Atk
- Baton Pass
- Surf
- Dark Pulse
- Sleep Talk

Necrozma-Dusk-Mane @ Ultranecrozium Z
Ability: Prism Armor
EVs: 252 HP / 1 Atk / 1 Def / 1 SpA / 1 SpD / 252 Spe
Serious Nature
- Brick Break
- Dark Pulse
- Sleep Talk
- Earthquake

Lunala @ Absorb Bulb
Ability: Shadow Shield
EVs: 252 HP / 252 SpA / 4 Spe
Timid Nature
- Air Slash
- Confusion
- Blizzard
- Facade

Giratina @ Leftovers
Ability: Telepathy
EVs: 252 HP / 126 Atk / 130 SpA
Adamant Nature
- Aura Sphere
- Dragon Tail
- Earth Power
- Fly