Jake and Rex(as Wingdramon) were face to face against a ferocious and powerful enemy known as Darkdramon.....

An evil cybernetic dragon Mega Level Digimon which made him superior to Rex(Wingdramon), who was only an Ultimate Level, he was beaten and reverted back to his Rookie Level........but soon, the creature had made a fatal mistake in not seizing victory quickly, he began taunting and insulting the two.....memories flashed into Jake's mind, remembering how he was beaten and humiliated before....Darkdramon soon made the remark of going after the duo's loved ones.....and they snapped....

Jake: You you can beat us within an inch of our lives....humiliate us....insult us......kill us.....but if you lay a hand on the ones we care about....

Rex: You're gonna pay...!!!!!

(Play video)
Soon, an overwhelming power flows through Rex, created from the willpower of his trainer, he goes even further beyond, reaching the Mega Level, Becoming—

Rex: SLAYERDRAMON...!!!!!!!!

Darkdramon: W-WHAT THE HELL...?!?!

-_Lucina_- / Robin-The-Tactician