Anterograde Amnesia

Kicker {1}{u}{b} (you may pay an additional {1}{u}{b} as you cast this spell.)
Anterograde Amnesia enters the battlefield with
an oblivion counter on it if it was kicked.
Whenever an opponent draws any amount of
cards other than in their draw step, they discard
that amount of cards. If there's an oblivion
counter on Anterograde Amnesia, this ability can
be triggered no matter when.