Power-Ups

Invincibility: Makes Bubsy invincible for 20 seconds.
Invisibility: Makes Bubsy invisible for 20 seconds. If you get hit by an enemy, you will become visible again.

Bubsy in Claws Encoutners of the Furred Kind

Power-UP	Description
Numbered T-Shirt (1,2)	Numbered T-shirts (1,2): More Bubsy; Grants you more lives
Black T-Shirt	Shadow Bubsy; Grants invisiblity
Flashing T-Shirt	Super Bubsy; Grants invisiblity and the ability to phase through through enemies

Bubsy 2

Power-UP	Description
Numbered T-Shirt (1,2)	Numbered T-shirts (1,2): More Bubsy; Grants you more lives
Portable Hole	Grants the ability to leave the level, although it's limited how many you can use. However, you can buy them from the shop.
Nerf Bazooka	When equipped you can shoot enemies with it. Upon hitting an enemy, they will drop a card.
Smart Bomb	Clears all the enemies on the screen.
Patch	Picks you up back to full health.

There's same as original, but it doesn't have a patch nor a smart bomb. However, it has a weapon, that the original doesn't have: a pie. It's a normal pie and you can kill enemies by throwing at them.

Bubsy in Fractured Furry Tales

Power-UP	Description
Numbered T-Shirt (1,2)	More Bubsy; Grants you more lives

Bubsy 3D

Power-UP	Description
Atoms	Although they are a collectible, you can throw them at enemies and certain walls.
Bubsy atom	This item gives you extra lives. Bubsy atoms with teal orbits give you 1 life, while atoms with purple orbits give you 2 lives.
Invicibility/Invisibility	Invincibility: Makes Bubsy invincible for 20 seconds. Invisibility: Makes Bubsy invisible for 20 seconds. If you get hit by an enemy, you will become visible again.