Arch dragon Balbadar

{7}{w}{u}{b}{r}{g} Arch dragon Balbadar gains, flying, vigilance, deathtouch, haste, and menace until end of turn
If Arch dragon Balbadar deals at least three damage to an opponent, that player losses the game
If Arch dragon Balbadar and at least three other Grand dragons are on the battle field attacking, you win the game
If Arch dragon Balbadar is cast from the command zone, sacrifice half (rounded down) of all permanents you control