FlyingWhenever Crosis, the Purger deals combat damage to a player, you may pay . If you do, choose a color, then that player reveals their hand and discards all cards of that color.
FlyingWhenever Treva, the Renewer deals combat damage to a player, you may pay . If you do, choose a color, then you gain 1 life for each permanent of that color.
FlyingWhenever Dromar, the Banisher deals combat damage to a player, you may pay . If you do, choose a color, then return all creatures of that color to their owners' hands.
FlyingWhenever Darigaaz, the Igniter deals combat damage to a player, you may pay . If you do, choose a color, then that player reveals their hand and Darigaaz deals damage to the player equal to the number of cards of that color revealed this way.
Reveal the top five cards of your library. An opponent separates those cards into two piles. Put one pile into your hand and the other into your graveyard.
FlyingWhenever Rith, the Awakener deals combat damage to a player, you may pay . If you do, choose a color, then create a 1/1 green Saproling creature token for each permanent of that color.
Kicker (You may pay an additional as you cast this spell.): Regenerate Urborg Skeleton.If Urborg Skeleton was kicked, it enters with a +1/+1 counter on it.