Tibalt, Hellbringer

+1: Target player loses 1 life. Put a Loyalty counter onto Tibalt, Hellbringer for each player that lost life this turn."
-X: Create X 2/1 red Devil creatures with "Whenever this creature deals combat damage to a player, each player discards a card at random."
-7: Each player discards their hands then loses life equal to the number of colored mana in their converted mana costs.