Tome of Vibrant Magic

Whenever you cast a spell, you may pay {r}{r}. If you do, Tome of Vibrant Magic deals
2 damage to target opponent.
Whenever you cast a spell, you may pay {u}{u}. If you do, you may draw a card.
If you paid both costs, the spell cannot be
countered, the spell is instant speed, and you
may untap up to 2 lands you control.