Bad News Bear

When Bad News Bear enters the battlefield,
target opponent gains control of it.
At the beginning of your upkeep, sacrifice a
permanent other than Bad News Bear or lose 10
life. Then, the player who cast bad news bear
chooses one:
• Gain 5 life.
• Put 4 +1/+1 counters on target creature.
If you control no other permanents,
you lose the game.