Eggy does this when he uses a lot of his power, what does your OC do?

Larry’s small body isn’t able to handle the power he has so he would just ascend beyond anything ever created but he doesn’t know how to use all of his power, yet

Collector: you don't want to know.

And that won't help you when I have this
*Pulls out a strange nerf gun*

*pulls nerf armory out of pocket*
Bet

This is no ordinary nerf gun
This is the NERFING gun

It downgrades anything it hits...

For example

*Shoots the golden egg*
Now it's an Easter egg

It still contains all my power so it doesn't matter. *Covers/fills with and solidifys Galactic Gold*

No, it's been weakened

*pulls out the glowing uno reverse card*
Hehehe haw

*nerfs the card*

*reverses the nerf, nerfing the gun*

knifeboi usually just uses mechs or robots but when hes in is molten form his eyes glow orange

violent box gets bigger and become metal
thats it

Grow tentacles from their back.