"gulo gulo" is a character costume in the StrikeForce Kitty series, based on Wolverine from the X-Men franchise.
Gulo gulo is the taxonomic name for the wolverine, where this character is based on.
StrikeForce Kitty
"gulo gulo"
The fox wearing the "gulo gulo" costume can be found in level three with "wade" and "monocular" in the middle of the level. Wearing the set requires defeating the fox multiple times until four pieces are obtained, or by acquiring the parts through unlocking chests.
The set contains: hood, suit, left claw, and right claw. "gulo gulo" does 
melee damage and its ability is to heal your cats 3 health points every 3 seconds.
| Part | Effect | Image |
|---|---|---|
| Head | 10 strength | 
|
| Torso | 15 health | 
|
| Main-hand | 12 strength | 
|
| Off-hand | 4 strength | 
|
StrikeForce Kitty 2
"Gulo Gulo" in StrikeForce Kitty 2
The fox wearing the "Gulo Gulo" costume can be found on level 11 with "Wade" near the LOTTERY TICKET chest. The costume can be obtained by defeating the fox multiple times or using lottery tickets.
Costume set also contains the same parts carried from StrikeForce Kitty, but the two claws now count as one item. "Gulo Gulo" also does 
melee damage, but the ability is changed to breaking open any locked chests on the level.
| Part | Effect | Image |
|---|---|---|
| Head | 10 speed, 10 health | |
| Torso | 15 health, 5 strength | |
| Weapon | 6 strength, 6 speed |
StrikeForce Kitty: Last Stand
"gulo gulo" in Last Stand
"gulo gulo" or Wolverine is one of the costumes that can be obtained from defeated raccoons in StrikeForce Kitty: Last Stand. Once obtained, the costume is found somewhere in the
"Melee" category.
StrikeForce Kitty League
In the main menu of StrikeForce Kitty League, the arena can sport either the cat or raccoon the "gulo gulo" costume at a random chance. It cannot be obtainabed in gameplay.
StrikeForce Kitty (Steam version)
The fox wearing "Gulo Gulo" can be found on level 16 with Metalman at the top end of the level. Completing the set adds points to the TO HIDE OBJECTS skill.
The set contains the same parts from StrikeForce Kitty 2 and still does melee damage; however the color scheme has changed to a darker shade of yellow and the mask appears smaller.
| Part | Effect | Image |
|---|---|---|
| Head | 9 speed, 29 health | |
| Torso | 44 health, 6 strength | |
| Weapon | 9 strength, 6 speed |