enter mega altaria

Altaria-Mega @ Altarianite
Ability: Natural Cure
EVs: 252 Atk / 4 SpD / 252 Spe
Jolly Nature
- Return
- Earthquake
- Roost
- Dragon Dance

Magnezone @ Assault Vest
Ability: Magnet Pull
EVs: 140 HP / 192 SpA / 176 Spe
Modest Nature
IVs: 1 Atk
- Volt Switch
- Hidden Power [Fire]
- Thunderbolt
- Flash Cannon

Zygarde @ Dragonium Z
Ability: Aura Break
EVs: 252 Atk / 4 SpD / 252 Spe
Adamant Nature
- Dragon Dance
- Thousand Arrows
- Outrage
- Extreme Speed

Tangrowth @ Assault Vest
Ability: Regenerator
EVs: 252 HP / 4 Def / 252 SpD
Sassy Nature
- Giga Drain
- Knock Off
- Sludge Bomb
- Hidden Power [Ice]

Greninja @ Choice Scarf
Ability: Protean
EVs: 252 Atk / 4 SpD / 252 Spe
Jolly Nature
- U-turn
- Gunk Shot
- Rock Slide
- Waterfall

Azelf @ Life Orb
Ability: Levitate
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Stealth Rock
- Dazzling Gleam
- Fire Blast
- Psychic