Tainted Waters

Whenever you draw a card, Tainted Waters gets +1/+1 until end of turn. Discard two cards: Choose 1- -Tainted Waters gains flying until end of turn. -Tainted Waters gains hexproof until end of turn. Discard your hand: Each opponent puts the top X cards of his or her library into his or her graveyard, where X is Tainted Waters' power. Activate this ability only once each turn, and only if Tainted Waters' power is 10 or greater.