Flying, trample Pay 2 life: Surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

Menace {T}: Spells you cast this turn that are black and/or red cost {X} less to cast, where X is the amount of life you lost this turn. Activate only as a sorcery.

Dethrone (Whenever this creature attacks the player with the most life or tied for most life, put a +1/+1 counter on it.) Pay 3 life: Add {R}.