Ttar Build

Tyranitar-Mega @ Tyranitarite
Ability: Sand Stream
EVs: 252 Atk / 4 SpD / 252 Spe
Adamant Nature
- Dragon Dance
- Stone Edge
- Crunch
- Ice Punch

Tapu Bulu @ Terrain Extender
Ability: Grassy Surge
EVs: 248 HP / 252 Atk / 8 SpD
Adamant Nature
- Substitute
- Horn Leech
- Superpower
- Swords Dance

Heatran @ Leftovers
Ability: Flash Fire
EVs: 252 HP / 4 SpA / 252 SpD
Calm Nature
IVs: 0 Atk
- Stealth Rock
- Roar
- Toxic
- Lava Plume

Magnezone @ Choice Specs
Ability: Magnet Pull
EVs: 248 HP / 252 SpA / 8 SpD
Modest Nature
IVs: 0 Atk
- Volt Switch
- Thunderbolt
- Hidden Power [Fire]
- Flash Cannon

Toxapex @ Black Sludge
Ability: Regenerator
EVs: 252 HP / 252 Def / 4 SpD
Bold Nature
IVs: 0 Atk
- Scald
- Recover
- Toxic Spikes
- Haze

Mew @ Rocky Helmet
Ability: Synchronize
EVs: 248 HP / 252 Def / 8 SpA
Bold Nature
IVs: 0 Atk
- Will-O-Wisp
- Ice Beam
- Defog
- Soft-Boiled