The Mystical Loo-nicorn

{r/w}, Flip a coin: If you win the flip, The Mystical Loo-nicorn deals 1 damage to target opponent and you gain 1 life. If you lose the flip, The Mystical Loo-nicorn deals 1 damage to you and target opponent gains 1 life. If you win 5 flips, sacrifice The Mystical Loo-nicorn.
I am the Loo-nicorn! You shut up!