Tidespout Tyrant
Casting Cost:
Flying
Whenever you cast a spell, return target permanent to its owner's hand.
$ 000
Utopia Sprawl
Enchant Forest
As Utopia Sprawl enters the battlefield, choose a color.
Whenever enchanted Forest is tapped for mana, its controller adds one mana of the chosen color to his or her mana pool (in addition to the mana the land produces).
Voidslime
Counter target spell, activated ability, or triggered ability. (Mana abilities can't be targeted.)
War's Toll
Whenever an opponent taps a land for mana, tap all lands that player controls.
If a creature an opponent controls attacks, all creatures that opponent controls attack if able.