Ben 10 Crossover Left 4 Dead

The Ten part 3

Coach tell everyone : Kill those thing !!!

Bill said : Don't waste your Ammo on  those things out only 2 of them we face them before they strong enough can survive a explosion

Nick said : Fuck! Now what ?!

Before somebody else could answer they saw 2 green Flash behind them. When they turn around saw A Alien had a tall blue robot-like body with black stripes, an overall rounded design, long arms and legs, and stumped feet. An additional feature was that he had fifteen blue, removable speaker-like components attached to his body and a marking on his back resembling a cassette tape and the evolved Ultimatrix symbol on his chest.

Ben said in robotics voice : Ultimate Echo Echo!!!

A man wearing a hat split out thousand of mice ran toward the group with fast speed

Ultimate Echo Echo  create force fields out of sonic waves that are strong enough protect the group from thousand mice

Ultimate Echo Echo : Everyone climbed on high ground . I will handle those Infected

Everyone climbed on the ladder to a house to stay up there and prepare their gun , Louis prepare the mingun

Ultimate Echo Echo  used his sonic wave that send those special infected , thousand mice flying back throw several buildings. Those new special infected stopped the building and the building fully collapsed . Ultimate Echo Echo flew over and landed. Then The Giant infected , The one had long Claws, the one had some metal on it body and other infected wearing a worker suit  burst out of the ruble.