The Player

You

I don't know what You are. But I had to draw something inside 8x8 pixels and this is the best I could come up with.

Passwords

You's upgradable sword(s).

First start off with 4 numbers (like a PIN).

Then unlock more, such as:

We can use real leaked password datasets and some maths to determine the "strength of their password" (lol).

Sprite is procedurally generated based on the password length and complexity.

Gameplay

Enemies

The enemies are manifestations of malicious code.