Plaza of Heroes (Surge Foil) [Marvel Super Heroes Commander] Dissension that player discards it unless

that player discards it unless they pay 3 life

{T}: Target legendary creature gains fear until end of turn

Kefka Palazzo isn't a creature

Set: The List Type: Enchantment Rarity: Rare Cost: {2}{G} Exile a creature you control: Add X mana of any one color

"As I suspected

Plaza of Heroes (Surge Foil) [Marvel Super Heroes Commander] Dissension that player discards it unlessSet: Marvel Super Heroes Commander Type: Land Rarity: Rare T: Add C. T: Add one mana of any color. Spend this mana only to cast a legendary spell. T: Add one mana of any color among legendary permanents you control. 3, T, Exile this land: Target legendary creature gains hexproof and indestructible until end of turn.