Messor, Driven Insane

+1: Choose an opponent then flip a coin. Messor deals 3 damage to whoever loses the flip. Whoever wins may draw a card.
-2: Each player discards their hand, then draws that many cards minus X where X is the number of loyalty counters on Messor.
-7: You get an emblem with "You may cast red spells from your hand without paying their mana costs."