Detention Sphere [Return to Ravnica] XY73 during the next End Phase

during the next End Phase of the opponent of the player who placed a 1String Counter(s) by this effect: Destroy the monsters with String Counters

You can only use the effect of "Bujingi Hare" once per turn

you don't lose this mana as steps and phases end

Set: Power of the Duelist Card type: Field Spell Rarity: Ultimate Rare Attack: 0 Defense: 0 When a "Destiny Hero" monster attacks

Detention Sphere [Return to Ravnica] XY73 during the next End PhaseSet: Return to Ravnica Type: Enchantment Rarity: Rare Cost: {1}{W}{U} When Detention Sphere enters the battlefield, you may exile target nonland permanent not named Detention Sphere and all other permanents with the same name as that permanent. When Detention Sphere leaves the battlefield, return the exiled cards to the battlefield under their owner's control.