Kingsman Lightning

As you cast Kingsman Lightning reveal a card in
your hand and apply the following effect depending
on the color.
Colorless: Add {1}{u}.
White: Put a 1/1 knight on the battlefield.
Blue: Draw a card.
Black: Put a -1/-1 counter on target creature.
Red: Deal 1 damage to any target.
Green: Put a +1/+1 counter on target creature.