At Full Strength! The Four Godmaster Gunmen Episode 18

One night, during a standard military patrol, a flying gun destroys three jets with ease, before it transforms into a hovercraft and destroys a ship. This robot warrior shows up at the Destron base and meets with Giga and Mega, introducing himself as Sixknight. The pair convince him to go attack the Cybertrons and to destroy Super Ginrai and the Godmasters. He launches an assault on an oil refinery, causing massive damage to the refinery and to the military who tries to stop him. The Cybertrons mobilize their forces, as the Pretenders confront Sixknight, until their Destron counterparts show up. Sixknight does battle with Metalhawk, managing to defeat him, and then Siren, until Ginrai shows up. Sixknight then challenges Ginrai to a fight to see which of them is the strongest Transformer on the planet. The Cybertron Pretenders then take care of the Destron Pretenders as Ginrai starts to beat up Sixknight. Then the tide turns as Blood captures Minerva and knocks out Cab. Ginrai, now dist