1. Sabertooth Fairy
  2. Sabertooth Squirrel
  3. Sacrificial Prawn
  4. Sad Hatter
  5. Sad Panda
  6. Safety Dancer
  7. Salamandarin
  8. Salt-resistant Slug
  9. Salt-Resistant Slug
  10. Salvador Dalek
  11. Sanctimonious Whiner
  12. Sandboxer
  13. Sans Sheriff
  14. Santa Claws
  15. Sarcastic Samurai
  16. Satan Claus
  17. Satan's Little Helper
  18. Satanic Mechanic
  19. Sawed-off Shogun
  20. Scape Goat
  21. Scare Bear
  22. Scare Tactician
  23. Scared Crow
  24. Scarepion
  25. Scentaur
  26. Scentipede
  27. Schizoid Man
  28. Schizophrenic Hydra
  29. Schoolyard Bully
  30. Schrödinger's Cat
  31. Schrödinger's Possum
  32. Sci-fly
  33. Sci-Fly
  34. Scientific Method Actor
  35. Scorntrooper
  36. Scotch Guard
  37. Search Engineer
  38. Seasick Crocodile
  39. Secret Satan
  40. Secretary of Fate
  41. Secretary of Offense
  42. Security Badger
  43. Security Chimera
  44. Security Gourd
  45. Seeing-eye Mole
  46. Seeing-Eye Mole
  47. Self-appointed Expert
  48. Self-Appointed Expert
  49. Self-Assassin
  50. Self-Con Troll
  51. Self-Fulfilling Prophet
  52. Self-sacrificial Lamb
  53. Self-Sacrificial Lamb
  54. Self-Terminator
  55. Selfish Gene
  56. Semanticore
  57. Semi-automatic Automaton
  58. Semi-Automatic Automaton
  59. Semi-demi-god
  60. Semi-Demi-God
  61. Sensei of Humor
  62. Septic Tank Commander
  63. Serial Killer Bee
  64. Serial Numberer
  65. Serial Self-killer
  66. Sesame Street Fighter
  67. Seven Year Lich
  68. Sewer Gator
  69. Sewer Horse
  70. Shadow of a Doubt
  71. Shadow Puppet
  72. Shadow Worrier
  73. Shaman Kong
  74. Shameless Pug
  75. Shampoodle
  76. Sharkshooter
  77. Sharp Dressed Mandrill
  78. Sheep in a Wolf's Clothes
  79. Sheep in Wolf's Clothes
  80. Sheepshifter
  81. Sheepwalker
  82. Shetland Phony
  83. Shift-shaper
  84. Shift-Shaper
  85. Shishke Blob
  86. Shock Therapist
  87. Shoe Hornet
  88. Shoop Da Whoop
  89. Shooting Tsar
  90. Shopping Mauler
  91. Short-sighted Visionary
  92. Short-Sighted Visionary
  93. Short-term Prophet
  94. Shoulder Devil
  95. Shoving Leopard
  96. Shrunken Headmaster
  97. Significant Otter
  98. Silent Alarmist
  99. Silent Knight
  100. Silent Lamb
  101. Silly Goose
  102. Singing Shark
  103. Single Mummy
  104. Sir Caustic
  105. Sir Dance-a-lot
  106. Sir Dance-a-Lot
  107. Sir Render
  108. Sitcom Pilot
  109. Sitting Duck
  110. Sixth Sensei
  111. Skeletoff
  112. Sketchy Artist
  113. Sleeping Dead
  114. Sleepwalking Dead
  115. Slender Man
  116. Slightly Invisible Man
  117. Slim Reaper
  118. Slime Shady
  119. Slithy Tove
  120. Slow Wight
  121. Smashing Pumpkin
  122. Smith Sci-Fly
  123. Smoke Detective
  124. Smoking Gunslinger
  125. Smooth Criminal
  126. Snake Oil Salesman
  127. Snap-Dragon
  128. Snappy Retortoise
  129. Sneerleader
  130. Snobgoblin
  131. Snow Angel
  132. Soccer Mummy
  133. Social Parasite
  134. Social Passivist
  135. Social Security Guard
  136. Socialist Butterfly
  137. Sock Eating Machine
  138. Sock Elemental
  139. Sock Puppetmaster
  140. Software Giant
  141. Solar Bear
  142. Soldier of Misfortune
  143. Sole Eater
  144. Son of a Glitch
  145. Son of a Gun
  146. Son of a Witch
  147. Sore Winner
  148. Soul Proprietor
  149. Space Invader
  150. Space Monkey
  151. Spag-Yeti
  152. Spaghetti Elemental
  153. Spaghetti Westerner
  154. Spambot
  155. Spanish Inquisitor
  156. Spark Pug
  157. Special Character
  158. Spectral Spectre
  159. Speed Sloth
  160. Spell-Podcaster
  161. Spelling Bee
  162. Spice Ghoul
  163. Spice Worm
  164. Spider Pig
  165. Spinal Columnist
  166. Spirit of Competition
  167. Spirit of Repossession
  168. Splitting Hare
  169. Spoiled Milkman
  170. Spork-wielding Lunatic
  171. Spork-Wielding Lunatic
  172. Spraying Mantis
  173. Spring Chicken
  174. Sputterfly
  175. Spywarewolf
  176. Square Groot
  177. Squid Pro Quo
  178. Stalking Horse
  179. Stand-up Chameleon
  180. Standard Deviant
  181. Staple Gunner
  182. Star Shrek
  183. Star-crossed Astrologist
  184. Star-Crossed Astrologist
  185. Stare Master
  186. Starfish Trooper
  187. Starless Knight
  188. Starving Artist
  189. Static Electrician
  190. Steam-Powered Pleasurebot
  191. Steamed Punk
  192. Steel Rat
  193. Stem Cellmate
  194. Stereotypical Villain
  195. Stick Figure
  196. Stomach Bug
  197. Stoned Golem
  198. Stool Pigeon
  199. Strange Stranger
  200. Street Fighter
  201. Street Mage
  202. Stripeless Zebra
  203. Stunt Double Agent
  204. Sturgeon General
  205. Stuttering Mime
  206. Stuttering Spellcaster
  207. Stygian Pixie
  208. Styrofoam Cop
  209. Subconscientious Objector
  210. Subhero
  211. Subliminal Masseuse
  212. Subliminal Messenger
  213. Substitute Creature
  214. Subtracting Adder
  215. Sulphuric Aphid
  216. Sumo Ninja
  217. Sun Dog
  218. Sun-dried Vampire
  219. Sun-Dried Vampire
  220. Sunbathing Vampire
  221. Sunday Driver
  222. Superb Owl
  223. Supersonic Hedgehog
  224. Supersonic Woodpecker
  225. Surreal Killer
  226. Surveillance Chimera
  227. Suspended Animator
  228. Suspicious Character
  229. Swan Songwriter
  230. Sweaty Yeti
  231. Sweeny Toad
  232. Swiss Army Knight
  233. Sycophantom
  234. Synchronized Swindler
  235. Syntax Terror
  236. Synthetic Organism