Rogue Class

Whenever a creature you control deals combat damage to a player, exile the top card of that player's library face down. You may look at it for as long as it remains exiled.

{1}{u}{b}: Level 2
Creatures you control have menace.

{2}{u}{b}: Level 3
You may play cards exiled with this Class, and you may spend mana as though it were mana of any colour to cast those spells.