CardName: Seal the Manabonds
Cost: 4BR
Type: Enchantment
Pow/Tgh: /
Rules Text: Whenever another nonland permanent enters the battlefield,
its controller exiles all permanents tapped for mana used to
pay its cost until that permanent leaves the battlefield.
Flavour Text:
Set/Rarity: Shiny Umbreon's Unmade Cards Mythic
Seal the Manabonds
M
Enchantment
Whenever another nonland permanent enters the battlefield, its controller exiles all permanents tapped for mana used to pay its cost until that permanent leaves the battlefield.
Ooh, interesting. Reminds me of Storm Cauldron, though this has a much clearer flavour.