Mystic Box [BPW2-EN073] Super Rare Gateway 2007 Then that player loses all

Then that player loses all unspent mana and you add the mana lost this way

Set: Theros Type: Legendary Enchantment Creature — God Rarity: Mythic Cost: {3}{B} Indestructible

having seen these magnificent creations of Nature

Set: Zendikar Type: Artifact Rarity: Mythic Cost: {6} Eternity Vessel enters the battlefield with X charge counters on it

Mystic Box [BPW2-EN073] Super Rare Gateway 2007 Then that player loses allSet: Battle Pack 2: War of the Giants Round 2 Card type: Normal Spell Rarity: Super Rare Target 1 monster your opponent controls and 1 monster you control; destroy the first target, then give control of the second target to your opponent.