Block is a humanoid rock-bodied alien who is unlocked by Zack 10 on the episode Protector.He is one of the many aliens Zack unlock's in that episode.


He looks like a humanoid creature made of grey rock.Has yellow eyes.He has the Ultimatrix symbol on his chest.


  • Superhuman strength (he is Zack's sixth strongest alien form)
  • Invulnerability
  • Limited-regeneration


Creation by


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