Y/n: the mechanical brawler of Darkus and Pyrus

chapter 2 Y/n vs issei, Y/n secret weapon revealed part 1

On next morning rise, Rias is worry for Y/n since issei have the sacred gesr. She knows he have powerful machine, but worry issei will bet him in his balance breaker. She is not only one, ruby, velvet and momo are worry for him. They only see him back, still three hope Y/n will save rias from issei arrange marriage and be with her. As for Y/n he is talking to his team, volt look at Y/n for moment, then ask question.

Volt: so are you going to use it.
Y/n: yes, I plan to use it on issei.
Drago: be careful, is strong once you released it on field.
Sakura: yes is strong, non brawlers bet it, not even six Ancient Warrior.
Starlight: yeah is super strong, by curious why hasn't you use on trihexa.
Y/n: because I want to give issei a surprise and everyone as well.
Then trihexa jump on Y/n back and hug him, dismay to Y/n.
Trihexa: master i missed you in morning.
Y/n: ugh, trihexa can you please stop, I got battle soon.
Trihexa: ok master.

As Y/n gets ready for battle, Rias got confronted by issei before the battle.
Rias: what do you want issei.
Issei: we i want to see my fiance before I wipe floor on Y/n.
Rias: no, Y/n well win that battle.
Issei smile, lean closer and tells her his plan.
Issei: I am going to use balance breaker on him.
Rias eyes widen, issei just walk away so rias just think. But ddraig was thinking about Y/n when he since dragon in him.
Ddraig:'strange why I sense a 2 dragon, but Y/n have something to issei. Can't blame him, I'm tried of issei pervert style. But important now to get out of this pervert after he lose to Y/n.

As ddraig plan to switch partner, Y/n is ready, he walk towards arena with his clothing for battle.

issei was waiting for him, many students who are in arena are shock see Y/n return, even teachers as well.
Issei: I'm surprise you came so icant wipe your face to front of audiences.
Sirzechs just enter arena with ozpin and goodwitch, a surprise ironwood after he hears a mechanical monster transform from a ball form.
Sirzechs: this battle for arrange marriage for rias gremory. Now battle well begin now!
As battle begin, iseei yelled his powerful armor.
Issei: welsh dragon balance breaker.
As he transform with dragon armor is shown, he is ready to battle.

Issei: come on bring out your worthless toys here so I can smash it.
Ever one laugh except firvhis team and his true friends. Y/n stood there and took out a strong metal box he had.

(Drawings I own them since I made them)

Y/n put on his guthlet and begin to type out the name.
Y/n: opening dimond box.
As box open up, reveled few cards, a scanner,  and a small red energy ball.

Y/n took it out and look at arena, he us ready to fight.
Y/n: game card set!
As red card energy sent to field, ddraig fell the dragon inside that ball.
Y/n: most powerful bakugan ever created, come forth Pyrus Dagon.
He throw the ball to arena and ball shape transform.

Then green light energy got students and teachers, but most surprise tias and ddraig since they know energy came from. Once light die down, reveled a mechanical dragon, but not a ordinary mechincal monster.

Rias: no way
Sirzechs: is impossible this dragon is.
Ruby, velvet and momo want to hear answers about it, but Ddraig answer their.
Ddraig: is me, how you have me inside machine.
Issei eyes widen and look at mecha.
Issei: how.
Y/n smile: rember your rampage with that juggnut drive(issei eyes widen) well since you left some red shards from yous armor. I study it, turns out have some ddraig DNA on it, so I convert its DNA to combine with technology to form most powerful bakugan ever created and first ever mechanical sacred gear.
Everyone was shock, even orca, but Issei was mad and use his move on him.
Issei: dragon shot time 4 boost.
As 4 times boost, a powerful shot of energy hit it. He smile until when cloud of dust clear, it still stand there.
Y/n: mmm, how pathetic ability activate  dragon reaction.
A large energy charge up yo aim issei, and issei knows he well lose this fight mechanical copy of ddraig.