Oghma Infinium

Play with the top card of your library revealed.
You may cast noncreatures spells from the top of
your library.
Whenever you cast a spell from the top of your library, gain a knowledge counter.
{1}{t}: Spend 5 knowledge counters. Copy target noncreature spell 10 times. You may choose new targets for the copy. If it targets more than one permanent, target player lose 2 life for each
creature they control that leaves the battlefield
until end of turn. Then exile it.