Baelthron, Magus of Chaos

Prowess, Haste
Whenever you flip a coin, roll a die, or an effect you control is done at random, deal 2 damage to each opponent and draw a card.
{3}{u}{r}{t}, Discard a card: You may cast target instant or sorcery spell chosen at random from your graveyard without paying its mana cost until end of turn.