Stalemartyr

The Stalemartyr, also known as is a weapon created by Ex-Machina, to fulfill Riku and Schwi's wish to end the war.

Appearance
The Stalemartyr is described to be a tower that looks like a gigantic gun pointing towards the ground. In the movie, it was depicted as having large crescent moon-like structure on top, installed with multiple blue-colored shiny wing-like structures. Its interior was decorated with numerous floating spikes, with a platform holding a firing pin shaped like a king chess piece in the center.