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The subject of this article is only available in Solo Adventures.
It is a part of limited content and does not appear in any other game modes.
The subject of this article is only available in Solo Adventures.
- You might be looking for one of these cards: Marshspawn.
Marshspawn is a boss minion card used in Book of Heroes.
Appears in[]
Boss card
Player card
Generated cards[]
Despite the wording in the text, this version of Marshspawn can only generate the following cards:
Gallery[]
  Marshspawn, full art |
Patch changes
Patch 18.4.0.60352 (2020-09-29):
- Added.
