Monstersvsaliens Stories

By some cosmic screwup, it wasn't Susan that fateful day. It was HIM.

The Monsters are back, and aliens are back again! Only this time, they go after the main defenders. Now, the monsters are all half way across the galaxy, and need to hea...

The Monsters are back, and aliens are back again! Only this time, they go after the main defenders. Now, the monsters are all half away across the galaxy, and need to he...

Just before birthday party, Plum is hit by something, and it transforms her into a giant 50 ft tall teenage alien girl. Now she has to work with other people that were o...

Halloween has come, and the monsters, are getting ready to celebrate their night off when the alarm goes off that something landed in Patch, and people have been disappe...

Sequel to Merwif VS Aliens. Dr. Eggman has returned after banishment. He now seeks vengeance. Now, he finds monsters, and one in particular catches his eye.

Team Monster have now been going around the world, keeping peace in check. Now, they have to team up with aliens and people and creatures that decide to settle down on U...

After the invasion of Lord Demon, a secret project is found, and the subject goes out to foe-fill a promise to Maria Robotnik. However, he discovers what Maria really wa...

We're back, and this time, the Time Force is kicking off the new year with a new adventure to saving the world! Dr. Valerie Da Vinci has escaped from prison and is teami...

you are monster they found you in you try kill someone they called you unknown bus they're not know you are.... you haft bug and haft alien and human but you don't like...

I am the sister of Susan Murphy, or as some like to call her, Ginormica. Is it weird having a giantess for a sister, you might ask? Not really. In fact it's really cool...

After the invasion of Lord Cybertron, a secret project is found, and the subject goes out to foe-fill a promise to Summer Rose. However, he discovers what Summer really...

Join Troy, Orion, and a mysterious new ally in "Power Rangers Super Megaforce: Monsters vs Aliens Showdown"! When a wave of monstrous creatures and alien invad...

There is another monster in area fifty-something, before Susan or "ginormica" came into play there was Bob, Dr. cockroach, Link, insectosaurus, and Adam. Who i...

On what was supposed to be the happiest day of his life, Ray Manchester (Captain Man) is struck by a mysterious meteorite, transforming him into a towering, powerful bei...

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Couldn't really think of a great description....so I'll give you a quick rundown of what's going on. You are part of a robotic alien species called Automatons, created...

Wait, what's this? Monsters VS. Aliens never had a sequel! You are right, my friend! This is a totally new and totally original story based in this universe! Prepare for...

What if a new monster was found . What if just like Susan he was hit by a meteorite but difference being in that the meteorite contained pymite an energy source that all...

Hira is very unsettled, she knew that Empress Sindel and her daughters were interested in her and were (still are) very nice to her, but she didn't expect to be adopted...