"Reverend" is an artifact costume in the StrikeForce Kitty series, based on Agent 47 in a priest's outfit.
Reverend is title for an ordained priest.
StrikeForce Kitty 2
"artifact 21" (the Fire axe) can be equipped to a kitten that wears the "47" costume. "Reverend" does 
melee damage, and has the same passive ability as "47": all kittens have a 7% chance to deal double the damage to an opponent.
"Reverend" adds 10 strength, 8 health, and 14 speed to that kitten, for a total of 22 strength, 16 health, and 21 speed, from "47".
StrikeForce Kitty: Last Stand
The "Reverend" Agent 47 in Last Stand
"Reverend" is a costume that can be obtained from defeated raccoons in StrikeForce Kitty: Last Stand, look on pages in the "Melee" category.