Lathargicism

Target player discards 3 cards minus the number of other spells that have been cast this turn.
Contaminate {3}{b} (If you cast a spell while this card is in your graveyard, you may exile this card and pay its contaminate cost. If you do, add this spell's effect to each spell you cast during this turn.)
"One might convince me to do something, but, even then, I do it only for the pursuit of doing nothing."