a Crazy build up adventure ( smg4 x male build reader x crossover)

Y/n's Arc: meeting a ghost and birth of insanity

Y/n's pov:

Was sleeping on my bed hugging my pillow waifu Rem from re:Zero and peacefully wake up, when i woke up i saw a woman holding a katana ready to kill me and quickly jump off from the window and landed on my feet.

Y/n: ha! Like bo- Agh leg cramp! - was now hugging my left leg and roll away from another attack-

????: Hold still! - tries to stab him again but was counter by another woman- !

Y/n: Umbra! You look sexy as fuck, did you change your clothes?

Umbra: now it's not the Time for- oh why thank you- looks like you reveal your self, sister Excalibur

Y/n: wait what?!

Excalibur: yes, for eons i waited to your return sister Umbra, get out of my way, i must dealt with-

I use the chance to RKO her out of nowhere as random crowd goes while as i smile but umbra wack me with a stick on my head.

Umbra: why did you do that?! We we're having a showdown between sisters!

Y/n: cause it's for some other Time cause well it's Gonna long cause she say " eons ago" like how old are you Umbra? You kinda some future ninja.

Umbra: it's classified

Y/n: oh okay

Banjou: the hell Is that noise!? I was boxing using a punching bag!

Sentó: and i was doing some tests with a new proyect bottles i make!

Banjou: go get a life sentó

Sentó: says the person who had one until life Is ruin from Smash and your only girlfriend posible die being one

Y/n&Umbra: 0_0

Banjou: ouch...do you really have to go there...

????: Hello? Is this house of Y/n L/n?

Sentó: Yeah? Who's asking ma'm?

Amanda: my name Amanda L/n, Is my son Y/n here?

I Frozen myself in shock and fear seeing my mother again but...she die, she die on a crash site along with 20 people, Something inside of my felt a Sharp pain on my brain until Umbra touch my shoulder which i blink back to normal.

Umbra: Is Something wrong? You just stand there for a while, Is she someone you know?

Y/n: s-sorry....it's complicaded, come on Lets go inside....- i slowly open the door and enter-

- timeskip-

After having dinner with the rest my hands begin to shake of this feelings i hold up not positive ones....like these crazy types of insanity, i try to control it as sentó notice me acting these way as he approuch me

Sentó: Y/n you feeling Alright? You seem....stress out almost gone crazy, you should rest?

Y/n: n-no, no I'm fine sentó really i- it's just confusing day that's all I'm sure...it go...away- i stare at my mother again which i begin to shake More-

Sentó: do you want to talk with her?

Y/n: ...... sentó?

Sentó: yeah?

Y/n: can you keep this a secret from anyone?

Sentó: a secret? Well...

Y/n: please?

Sentó: ....sure thing

Y/n: where I'm from.... she die from an crash site since i was Little or rather....on my birthday, i got angry about mother always lie to promises she Made....i got so angry i....i wish she die and it came True....- tries to hold up the tears- am i a bad son to her? I even didn't save my brother and sister cause i was-

Amanda: Y/n? You okay?- says it while approuch them-

Y/n: - quickly clean myself up- y-yeah yeah im fine...what Is it?

Amanda: i brought Something for you, even though it's old here

When she show us a músic box very beautiful with a red jewel on it, i stare at it for segund until for somereason i felt my mind shatter like Something Pierce through my mind, i couldn't hear there voices as slowly becomes blurry and next thing....i fell to the floor lost counscience..

- night Time-
- at Y/n's room-

????: YYYYYYYYYYYYY/NNNNNNNNNNNNNNNN~

Y/n: ......

????: YYYYYYYYYYY/NNNNNNNNNNN~wake up~

Y/n: .....ngh

????:LeT mE In~(X5)

Narrators pov:

Something when inside of Y/n's body making him wake up only to have Green eyes and wears some clothes to wear when look at the window and lightning strike reveal a woman with blonde hair and Green eyes revert to posses Y/n and slowly goes to the kitchen getting a kitchen knife and goes outside raining looking someone, it took hours until found Wario fixing His bike all alone.

Wario: wah it's almost done my baby now i need- huh? Who's there?

Y/n?: ........

Wario: oh Y/n it's you? Well I'm almost finish my bike and well can you  grab the wrench over there? Its almost-

Y/n?: That bike looks trash maybe it's need Something beautiful....~ hmmm

Wario: what? Like wh-

Suddendly Y/n cut Wario's neck which release alot of blood around the garage as Wario fell on the ground holding His neck to stop the bleeding.

Y/n?: Yes.....yes like that~ blood, Time to kill...kill....kill...kill!

Y/n begin to stab Wario to death while Wario try to stop him but in the end he die as Y/n Is cover of blood.

Y/n?: There ya go~ beautiful...but i need More...More~ i need More killing....kill....killl....kill....kill everybody until i kill the person who ruin my life~! HAHAHAHAHAHAHAHAHAHAHA HAHAHAHAHAHAHAHAHAHAHAHAHA.... HAHAHAHAHAHAHAHAHAHAHAHAHA!!!!!!!!!!!!!

Part 1 end

Y/n's Arc next Time: " the curse of insanity"