Omniverse custom series: Big Blocks!

Our episode starts after the events of Frogs Of War, and Ben is messing around with Bullfrag's powers.

"That's enough for now" Ben said as he timed out.

Ben got a call from the Plumbers.

"Yes?" he said.

"We've detected Rook and Aggregor in the ocean, how did Rook even get there?" Max said.

"Um...no idea!" Ben said.

"We'll send you the co-ordinates of Rook's location, go!" Max replied as Ben hung up.

Ben groaned.

One quick Astrodactyl-involved trip later, Ben was at the underwater cave.

"Ben, you've come to save me after you dumped me he--" Rook began.

"Shut up, Rook, I'm only here to stop Aggregor." Snapped Ben.

"But you'll have to bring me back, I bet you only found me because the plumbers picked up my signal, yes?" Rook said.

"Big deal" Ben began. "I'll just say Aggregor killed you!".

"Ben."Aggregor began. "As you can see I have setup another combining machine in this underwater cave, and I have all of your new alien's species in there!".

"WHAT?!" Ben screamed. "YOU MONSTER!".

Ben fiddled with his omnitrix and a component of it fell off!

Ben hit the omnitrix and transformed into a new alien combination!

"Woah!" Ben said. "I'll call this one Bloxxosaur!" Aggregor absorbed the alien specie's abilities. "Bring it on" Ben,Rook and Aggregor both said as one of the greatest battles of all history was about to begin....