AG pokemon team

Groudon-Primal @ Red Orb
Ability: Desolate Land
EVs: 252 HP / 4 Atk / 252 Def
Lax Nature
- Stealth Rock
- Lava Plume
- Precipice Blades
- Roar

Arceus-Water @ Splash Plate
Ability: Multitype
EVs: 252 HP / 108 Def / 40 SpA / 108 SpD
Calm Nature
IVs: 0 Atk
- Ice Beam
- Recover
- Defog
- Toxic

Marshadow @ Marshadium Z
Ability: Technician
EVs: 252 Atk / 4 Def / 252 Spe
Jolly Nature
- Spectral Thief
- Rock Slide
- Shadow Sneak
- Close Combat

Xerneas @ Choice Specs
Ability: Fairy Aura
EVs: 252 SpA / 4 SpD / 252 Spe
Modest Nature
IVs: 0 Atk
- Moonblast
- Sleep Talk

Rayquaza-Mega @ Choice Band
Ability: Delta Stream
EVs: 252 Atk / 4 SpD / 252 Spe
Jolly Nature
- Dragon Ascent
- Outrage
- Extreme Speed
- Waterfall

Magearna @ Leftovers
Ability: Soul-Heart
EVs: 252 SpA / 252 SpD
Calm Nature
IVs: 0 Atk
- Heart Swap
- Ice Beam
- Fleur Cannon
- Flash Cannon