You have no maximum hand size.If an effect causes you to discard a card, discard it, but you may put it on top of your library instead of into your graveyard.
As Lich enters, you lose life equal to your life total.You don't lose the game for having 0 or less life.If you would gain life, draw that many cards instead.Whenever you're dealt damage, sacrifice that many nontoken permanents. If you can't, you lose the game.When Lich is put into a graveyard from the battlefield, you lose the game.
Tap target creature. Prevent all combat damage that would be dealt by that creature this turn. It doesn't untap during its controller's next two untap steps.
As Lich enters, you lose life equal to your life total.You don't lose the game for having 0 or less life.If you would gain life, draw that many cards instead.Whenever you're dealt damage, sacrifice that many nontoken permanents. If you can't, you lose the game.When Lich is put into a graveyard from the battlefield, you lose the game.