Vegriv, Dragon Besieger

Vigilance, haste
•Whenever one or more Dragons you control
attack an opponent, goad target creature that
player controls.
•Whenever a goaded creature deals combat
damage to a player, you may pay {3}{b/r}. If you do, choose a color, then that player reveals their
hand and discards all cards of that color.
•{t}{3}{u/b}{b/r}: All blocking creatures get -2/-2 until
end of turn.