he Sigma Force Cannon is the result of Nezi, Ribet, and Bizu fusing together.


Sigma Cannon Drill

The Sigma Force Cannon in drill mode

After Natt was destroyed, the remaining Sigma Force members fused into this fighting machine. During their fight with Goku, they seemed to have him worried, but he revealed that he was holding back so as to see how they fight, just like they did. The Saiyan then unleashed his full power and destroyed the robots permanently.