Denizen of the Deep [Portal Second Age] Monk and permanents are the chosen

and permanents are the chosen color in addition to their other colors

Set: Betrayers of Kamigawa Type: Sorcery Rarity: Uncommon Cost: {2}{G}{G} Exile target artifact

Set: Magic Player Rewards 2009 Type: Instant Rarity: Rare Cost: {1}{U} Counter target noncreature spell

Five rivers encircle Theros

or Dragon creature card from your hand onto the battlefield tapped and attacking that opponent

Denizen of the Deep [Portal Second Age] Monk and permanents are the chosenSet: Portal Second Age Type: Creature Serpent Rarity: Rare Cost: {6}{U}{U} When Denizen of the Deep enters the battlefield, return each other creature you control to its owner's hand.