Curse of Chaos
{2}{R}
Enchantment -- Aura Curse
Enchant player
Whenever a player attacks enchanted player with one or more creatures, that attacking player may discard a card. If the player does, they draw a card.
Skullknocker Ogre
{3}{R}
Creature -- Ogre
4/3
Whenever ~this~ deals damage to an opponent, that player discards a card at random. If the player does, they draw a card.
Unifying Theory
{1}{U}
Enchantment
Whenever a player casts a spell, that player may pay {2}. If the player does, they draw a card.