Mewsome

Item: Leftovers
Nature: Timid (High Spd, low Atk)
EVs: 252 Spd / 252 HP / 4 Def
Ability: Synchronise
Moveset:
- Substitute
- Amnesia
- Barrier
- Baton Pass

Defensive Mew. Power up defenses making your substitute awesome, and give it to someone else, who lacks bulk put has amazing power.