"clown" is a character costume in the StrikeForce Kitty series, based on the Joker from the Batman franchise.
StrikeForce Kitty
"clown"
The fox wearing the "clown" costume can be found in level three with "bat" halfway through the level. Wearing the set requires defeating the fox multiple times until three pieces are obtained, or by unlocking chests.
The costume set contains: hair and face paint, suit, and knife. "clown" does 
melee damage and its ability is not being bounced back after an enemy attack at a 20% chance.
| Part | Effect | Image |
|---|---|---|
| Head | 10 stamina | 
|
| Torso | 10 strength | 
|
| Main-hand | 12 strength | 
|
| Off-hand | none |
StrikeForce Kitty 2
"Clown" in StrikeForce Kitty 2
The fox wearing the "Clown" costume can be found on level 9 with "Bat" and "Warbler" after your kittens unlock the door. 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. "Clown" also does 
melee damage, but the ability is changed to a 9% chance of dealing double the damage to an enemy.
| Part | Effect | Image |
|---|---|---|
| Head | 5 speed, 9 health | |
| Torso | 12 health, 5 strength | |
| Weapon | 7 strength, 4 speed |
StrikeForce Kitty: Last Stand
"clown" in Last Stand
"clown" or the Joker is one of the costumes obtainable by defeating raccoons in StrikeForce Kitty: Last Stand, look in the pages categorized in "Melee".