The Twins of the Trident

The Twins of the Trident enters the battlefield
tapped.
{t}: Add {b}, {g}, or {u}.
Cycling {3} ({3}, Discard this card: Draw a card.)
"Stark, Tully, Lannister, Baratheon. Give me one
good reason why I should waste a single thought on
any of you." ~ Walder Frey