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({T}: Add {U} or {B}.)
Abilities, attacks, weakness & resistance
Other cards from Summer Magic / Edgar
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Underground Sea (SUM-290) is a Land — Island Swamp from the Summer Magic / Edgar set and is a rare dual land. It has the mana ability to tap for either blue or black mana. As a nonbasic land with both basic land types, it interacts with effects referencing Island or Swamp but is not affected by effects that target only basic lands.
Catalog pricing data as of 26 Apr 2026, 14:19
