Oracle Text

Counter target spell.

Draw a card.

Card Rulings

2/25/2015 If the spell becomes an illegal target (because it’s left the stack, for example) when Contradict tries to resolve, Contradict won’t resolve and none of its effects will happen. You won’t draw a card.
2/25/2015 A spell that can’t be countered by spells and abilities is a legal target for Contradict. The spell won’t be countered when Contradict resolves, but you’ll draw a card.