The Nexus of Fates

Whenever you cast a spell, if it is white, you may
gain 3 life. If it is blue, you may draw a card.
If it is green, you may search your library for
a basic land card, reveal it, and put it into your
hand. If you do, shuffle your library. If it is red,
you may deal 2 damage to target player or
permanent. If it is black, you may have target
player discard a card. If it is colorless, you may
destroy target permanent.