Bosses

LittleBigPlanet

 * 1) Skulldozer
 * 2) Explosive Launcher
 * 3) Ze Dude
 * 4) The Master
 * 5) The Terrible Oni
 * 6) The Collector

LittleBigPlanet PSP

 * 1) The Dragon
 * 2) The Monkey King
 * 3) The Snowman
 * 4) Ron
 * 5) The Toy Unit

LittleBigPlanet 2

 * 1) the monkey robot
 * 2) the train king
 * 3) the cake robot
 * 4) the robot avian
 * 5) the robot minion
 * 6) the robot ship
 * 7) the fiery worm
 * 8) the virus
 * 9) the raider's robot
 * 10) the pixel robot
 * 11) the robot raider
 * 12) the robot
 * 13) negativatron

LittleBigPlanet karting

 * 1) fruit zombies
 * 2) the fiery catepillar
 * 3) The Trash Monster

LittleBigPlanet PS Vita

 * 1) the villain instrument
 * 2) the hollow's cannon
 * 3) the drill vehicle
 * 4) megabrain
 * 5) the robot chomper
 * 6) the hollow creator
 * 7) The Puppeteer

LittleBigPlanet 3

 * 1) monty
 * 2) the tinpot robot
 * 3) the swamp sewage
 * 4) train dragon
 * 5) the chain chaser
 * 6) Newton round 1
 * 7) Newton round 2
 * 8) the robot oven
 * 9) the century raider

LittleBigPlanet dlc

 * 1) the fossle
 * 2) the robot cannon
 * 3) the robot tank
 * 4) the villainous colossus
 * 5) magneto
 * 6) the kraken
 * 7) the cheetah
 * 8) Joker & Harley
 * 9) frost
 * 10) lex luthor
 * 11) the cakeling round 1
 * 12) the cakeling round 2
 * 13) the theater beast round 1
 * 14) the theater beast round 2
 * 15) mr evil dr porkchop
 * 16) the king's robot

Sackboy's Big Adventure

 * 1) Vex-Fight 1
 * 2) The Banana Bandit
 * 3) The Ruffled Ruffian
 * 4) Vex-Fight 2
 * 5) The Electric Werewolf
 * 6) The Vexed N.A.O.M.I
 * 7) The Giant Beffundler
 * 8) Vex-Fight 3
 * 9) Vex(Final Boss)

Trivia
Each bosses except Larry's machine in LBP2 has an orange eye.