The Thunder Bird has great power. Good typing, powerful Sp. Atk and Spd are all in its favor. It can run great coverage sets, and has access to reliable healing with Roost.
Zapdos @ Leftovers
EVs: 252 Sp. Atk, 252 Spd, 4 HP
Moves: Thunderbolt, Heat Wave, HP Grass, Roost
The Night Fury can disguise itself, and when used correctly can be deadly. With its powerful move, Night Daze, and its awesome special effect it can deal out lots of damage.
Suggested Nature: Illusion
Suggested item: Focus Sash
EVs: 252 Sp. Atk, 252 Spd, 4HP