[card]
name=Damping Sphere
text=If a land is tapped for two or more mana, it produces {C} instead of any other type and amount. -- Each spell a player casts costs 1 more to cast for each other spell that player has cast this turn.
mana={2}
type=Artifact
[/card]
[card]
name=Oath of Teferi
text=When Oath of Teferi enters the battlefield, exile another target permanent you control. Return it to the battlefield under its owner's control at the beginning of the next end step. -- You may activate the loyalty abilities of planeswalkers you control twice each turn rather than only once.
mana={3}{W}{U}
type=Legendary Enchantment
[/card]