Celebi @ Lum Berry
Trait: Natural Cure
EVs: 252 HP / 20 Def / 220 SDef / 16 Spd
Calm Nature (+SDef, -Atk)
- Grass Knot
- Recover
- Stealth Rock
- Thunder Wave

Groudon @ Leftovers
Trait: Drought
EVs: 252 HP / 4 Atk / 252 Def
Impish Nature (+Def, -SAtk)
- Earthquake
- Stone Edge
- Overheat
- Roar

Ho-Oh @ Leftovers
Trait: Pressure
EVs: 208 HP / 220 Atk / 72 SDef / 8 Spd
Adamant Nature (+Atk, -SAtk)
- Sacred Fire
- Brave Bird
- Substitute
- Recover

Xatu (M) @ Light Clay
Trait: Magic Bounce
EVs: 252 HP / 252 Def / 4 Spd
Impish Nature (+Def, -SAtk)
- Light Screen
- Reflect
- U-turn
- Roost

Palkia @ Choice Specs
Trait: Pressure
EVs: 252 SAtk / 4 SDef / 252 Spd
Timid Nature (+Spd, -Atk)
- Fire Blast
- Hydro Pump
- Spacial Rend
- Thunder

Heatran (F) @ Choice Scarf
Trait: Flash Fire
EVs: 4 Def / 252 SAtk / 252 Spd
Timid Nature (+Spd, -Atk)
- Overheat
- Earth Power
- Dragon Pulse
- Hidden Power [Rock]