The Nightmare Stone is one of the six Infinity Stones native to Battlerealm. It was created from the data M.O.D.O.K. acquired from the battles fought by the Summoner at Hotel M.O.D.O.K. with Taskmaster's help. Under unknown circumstances, Thanos came to be in possession of it.
- 1 Appearances of Nightmare Stone
- Minor Appearances of Nightmare Stone
- Media Nightmare Stone was Mentioned in
- 9 Images featuring Nightmare Stone
- Item Gallery: Nightmare Stone