RCK-7550 is a golem created by the Terranexic Lab krewe to participate in the tournament happening at the Battleground Plaza. RCK-7550 utilizes earth to empower its attacks. Its core is compatible with the other battle golems, letting them combine to create M.E.T.A. Golem.
- Defend the RCK-7550 golem as it stores energy (2)
- M.E.T.A. golem to the rescue! Help him defeat the WST-8100 golem (2)
- If RCK-7550 wins a battle, Terranexic Fan will become available as a merchant.
- The first part of its name means "rock".