Link to your Game Design Doc on Google Drive.
https://docs.google.com/document/d/1u3d3SOzAnhlpGQNDxaBV3x8R8dzMd_jYk_NU5lR7Lg0/edit?usp=sharing

Have you checked that your GDD is publicly accessible ?
Yes

Is your game set to public on itch.io so we can see it?
Yes

Summarise your game!
A horde defense game like Vampire Survivor. Defeat enemies, level up and choose upgrades to defeat more enemies and protect your wielder.

The player is reincarnated as a Hammer and now uses their power to protect their weak wielder.

Controls: WASD for movement, Mouse for aiming, Left mouse button for Circle attack, Right mouse button for Dash attack.

Please explain how your game fits the theme:
You have literally become a weapon.