See other parts first.

This is the the last chapter of RWBY vs Godzilla. The next RWBY cross over will be RWBY meets the Transformers and maybe even RWBY meets my self.

Also Grimmadorah is basically a King Ghidorah that looks like a Grimm Dragon and the roars is a mix between King Ghidorah's roar and the Grimm Dragon roars mixed together.

Grimm Dragon attacks and Godzilla returns fire and crippled it*

Cinder (Angrily):Do I have to do everything!?!

Cinder mergers with the Grimm Dragon and King Ghidorah*

Cinder (merged):Haha ha You can call be this monster Grimmadorah I'll show my power.

Grimmadorah fire a giant laser and firing the laser on RWBY and Salora slowly*

Ruby:We're Dead!

Yang:Ruby look it's Godzilla and monsters trying to save us.

The monsters took the laser blow instead of RWBY and Salora

Ruby:Godzilla!!!

Elias:MOTHRA!!!!

Salora:The monsters...

Yang:they...

Weiss:Saved...

Blake:Us.

Cinder (Merged):Now we'll terrorize the Remnant.

Grimmadorah leaves and Roars*

Ruby:We need to save the monsters.

Weiss and Blake:But!!!

Yang:They saved our lives it's fair we do the same.

Weiss:Yang you nearly got killed by Godzilla.

Yang:That's only because Godzilla was attacking the city.

Weiss:That is true.

Blake:How are we going to save them?

Ruby:The same way Cinder save Kingdom Ghidorah.

Yang:You mean!

Weiss:Merge all 4 of us and the monsters into one super monster!?!

Ruby:No one of the monsters will host our souls and merges us with Godzilla, Rodan, Mothera, and King King

Blake:And how are we going to do that?

Ruby:With a machine Salora made.

Salora:To the lab!

Later in the lab (2 hours later)

Ruby:With us 4 merged we'll be known as GRWK (Grock).

Weiss:Lets do our monster team name later when we are in the bodies of the monsters.

Winter:So sister who will you merge with?

Weiss:Mothra.

Yang:Well Mothra does suit you Weiss.

Weiss:Ok.

Salora:Yang which monster will you be?

Yang:King Kong.

Blake:Well King Kong does suit you Yang.

Yang:Thanks.

Ironwood:Ruby who will you be Godzilla or Rodan?

Ruby:Godzilla.

Blake:Why?

Ruby:Because I owe him for me freezing him and sacrifice him self to save me.

Salora:Blake you'll get Rodan then.

Blake:Ok.

Ruby:Now we'll be known as G.M.R.K (Gom-rok [Grok])

Weiss:really.

Ruby:The M is silent

Yang:Can well just get in the pods.

RWBY goes into the pods*

Salora hits the switch to the machine*

Ruby:I can feel Godzilla's mind

Weiss:Mothra's too.

Blake:Rodan's too.

Yang:and King Kongs also.

Salora:you won't able to communicate with humans any more while in those monsters body but you'll still communicate with each other, other creatures and the minds of those monster you're in you'll still understand human but you can't speak human anymore.

Ruby as Godzilla:I'm very tall

Weiss as Mothra:I can fly now

Blake as Rodan:Me too Weiss.

Yang as King Kong:Lets do this.

Salora:You need to get used to those bodies and abilities before fighting Grimmadorah.

Ruby as Godzilla:Well time to train.

Godzilla's mind:Why are you in me.

Ruby as Godzilla:Godzilla!

Inside Godzilla's mind with only Ruby and Godzilla alone.

Ruby:Why you call me right here .

Godzilla's mind:Who are you and why you're in me.

Ruby:The name is Ruby Rose and I know your name your name is Godzilla.

Godzilla's mind:I know who you are and know what you know because I can go into you mind to.

Ruby:We need to be great partners so we can defeat the monster that nearly killed you and your friends.

Godzilla's mind:Why you are in my mind?

Ruby:Godzilla you were dying I did this to save you and your friends for saving us.

Back to real life.

Yang as King Kong:Time for some training.

6 1/2 hours later.

Salora:Time to snooze monster girls I made a special habitat for you while you are in those bodies,I made a water tank for ruby,a giant rock for Weiss, a nest for Blake, and a giant tree for Yang.

Ruby as Godzilla:Time for some sleep GMRK

The next day.

Salora:You're ready to fight Gimmadorah

Team GMRK leaves the lab to find Grimmadorah*

1/2 hour later.

Ruby as Godzilla:Well we found Grimmadorah.

Cinder (Merged):monsters you are still alive?

Ruby as Godzilla:Godzilla's not in control it's me Ruby controlling Godzilla's body.

Cinder (Merged):So you have control over the monsters so get ready to fight like you never seen before.

GMRK fights Grimmadorah*

(Stare here for 15 minutes then continue reading skip this step if you want)

15 minutes later

Ruby as Godzilla:We won

Cinder unmerges with the Grimm Dragon and King Ghidoarh*

Later in the lab.

Salora:Ok I got the machine in reverse so you'll get your bodies back.

Salora turns on the machine and RWBY gets their bodies back.

Ruby:Its good to back to be a human again.

Weiss:yeah

Salora:I remade the machine that sent us here in the first place and it's running but for on 5 minutes so we need to say our good byes.

RWBY:Bye Salora.

Salora:Bye

Salora climbs into Mechagodzilla and flys away into the portal to Earth*

The Elias climbed on Mothra*

Elias:Bye RWBY.

RWBY:Bye

Mothra screechs*

Elias:Mothra said "Goodbye".

Mothra flys into the portal to Earth*

Blake:Bye Rodan.

Rodan screechs and then flys into the portal to Earth*

Yang:Bye King Kong.

King Kong waves Yang goodbye then goes through the portal to Earth*

Ruby:Bye Godzilla.

Godzilla waves Ruby goodbye then Roars and goes though the portal to Earth*

Meanwhile on Earth.

Salora:I'm back on Earth.

Tanks surrounded Godzilla*

Salora on com:Don't fire on Godzilla, Godzilla's is in control I repeat in control.

The monsters retreated to the ocean,Godzilla goes underwater, King Kong swims away to Kkull Island, Mothra flys back to infant island, and Rodan flys away from Tokyo*

Prime minister:Apparently we have a truce between the monsters and humans.

Meanwhile in the remnant.

Ruby:Apparently there are more monsters and people in the multiverse.

Yang:So what's next.

Blake:Maybe giant robots fighting each in a war.

Weiss:Just one question, why there is a giant purple cube.

Blake:I have no clue.

The end?