- Babe Ruthless
- #32 - A Star is Born
- Baboo
- #1 - Day of the Dumpster
- #2 - High Five
- #3 - Teamwork
- #4 - A Pressing Engagement
- #5 - Different Drum
- #6 - Food Fight
- #7 - Big Sisters
- #8 - I, Eye Guy
- #9 - For Whom the Bell Trolls
- #10 - Happy Birthday, Zack
- #11 - No Clowning Around
- #12 - Power Ranger Punks
- #13 - Peace, Love and Woe
- #14 - Foul Play in the Sky
- #15 - Dark Warrior
- #16 - Switching Places
- #17 - Green With Evil Part I
- #18 - Green With Evil Part II
- #19 - Green With Evil Part III
- #20 - Green With Evil Part IV
- #21 - Green With Evil Part V
- #22 - The Trouble with Shellshock
- #23 - Itsy Bitsy Spider
- #24 - The Spit Flower
- #25 - Life’s a Masquerade
- #26 - Gung Ho!
- #27 - Wheel of Misfortune
- #28 - Island of Illusion Part I
- #29 - Island of Illusion Part II
- #30 - The Rockstar
- #31 - Calamity Kimberly
- #32 - A Star is Born
- #33 - The Yolk’s on You!
- #34 - The Green Candle Part I
- #35 - The Green Candle Part II
- #36 - Birds of a Feather
- #37 - Clean-Up Club
- #38 - A Bad Reflection on You
- #39 - Doomsday Part I
- #40 - Doomsday Part II
- #41 - A Pig Surprise
- #42 - Something Fishy
- #43 - Rita’s Seed of Evil
- #44 - Lions & Blizzards
- #45 - To Flea or Not to Flee
- #46 - Reign of the Jellyfish
- #47 - Crystal of Nightmares
- #48 - Plague of the Mantis
- #49 - Return of an Old Friend Part I
- #50 - Return of an Old Friend Part II
- #51 - Grumble Bee
- #52 - Two Heads Are Better than One
- #53 - Fowl Play
- #54 - Trick or Treat
- #55 - Second Chance
- #56 - On Fins and Needles
- #57 - Enter... the Lizzinator
- #58 - Football Season
- #59 - Mighty Morphin’ Mutants
- #60 - An Oyster Stew
- Bones
- #2 - High Five
- Cardiatron
- #36 - Birds of a Feather
- Chunky Chicken
- #7 - Big Sisters
- Commander Crayfish
- #59 - Mighty Morphin’ Mutants
- Cyclops
- #34 - The Green Candle Part I
- #35 - The Green Candle Part II
- Cyclopsis
- #39 - Doomsday Part I
- #40 - Doomsday Part II
- Dark Warrior
- #15 - Dark Warrior
- Dramole
- #49 - Return of an Old Friend Part I
- #50 - Return of an Old Friend Part II
- Eye Guy
- #8 - I, Eye Guy
- #28 - Island of Illusion Part I
- Fang
- #33 - The Yolk’s on You!
- Fighting Flea
- #45 - To Flea or Not to Flee
- Finster
- #1 - Day of the Dumpster
- #2 - High Five
- #3 - Teamwork
- #4 - A Pressing Engagement
- #5 - Different Drum
- #6 - Food Fight
- #7 - Big Sisters
- #8 - I, Eye Guy
- #9 - For Whom the Bell Trolls
- #10 - Happy Birthday, Zack
- #11 - No Clowning Around
- #12 - Power Ranger Punks
- #13 - Peace, Love and Woe
- #14 - Foul Play in the Sky
- #15 - Dark Warrior
- #17 - Green With Evil Part I
- #18 - Green With Evil Part II
- #20 - Green With Evil Part IV
- #21 - Green With Evil Part V
- #22 - The Trouble with Shellshock
- #23 - Itsy Bitsy Spider
- #24 - The Spit Flower
- #25 - Life’s a Masquerade
- #26 - Gung Ho!
- #27 - Wheel of Misfortune
- #28 - Island of Illusion Part I
- #31 - Calamity Kimberly
- #32 - A Star is Born
- #33 - The Yolk’s on You!
- #34 - The Green Candle Part I
- #35 - The Green Candle Part II
- #36 - Birds of a Feather
- #38 - A Bad Reflection on You
- #39 - Doomsday Part I
- #40 - Doomsday Part II
- #45 - To Flea or Not to Flee
- #46 - Reign of the Jellyfish
- #47 - Crystal of Nightmares
- #48 - Plague of the Mantis
- #49 - Return of an Old Friend Part I
- #50 - Return of an Old Friend Part II
- #51 - Grumble Bee
- #52 - Two Heads Are Better than One
- #53 - Fowl Play
- #55 - Second Chance
- #56 - On Fins and Needles
- #57 - Enter... the Lizzinator
- #59 - Mighty Morphin’ Mutants
- #60 - An Oyster Stew
- Frankenstein
- #25 - Life’s a Masquerade
- #26 - Gung Ho!
- Genie
- #16 - Switching Places
- Giant
- #2 - High Five
- Gnarly Gnome
- #5 - Different Drum
- Goatan
- #44 - Lions & Blizzards
- Goldar
- #1 - Day of the Dumpster
- #2 - High Five
- #3 - Teamwork
- #4 - A Pressing Engagement
- #7 - Big Sisters
- #8 - I, Eye Guy
- #9 - For Whom the Bell Trolls
- #10 - Happy Birthday, Zack
- #11 - No Clowning Around
- #14 - Foul Play in the Sky
- #15 - Dark Warrior
- #16 - Switching Places
- #17 - Green With Evil Part I
- #18 - Green With Evil Part II
- #19 - Green With Evil Part III
- #20 - Green With Evil Part IV
- #21 - Green With Evil Part V
- #22 - The Trouble with Shellshock
- #23 - Itsy Bitsy Spider
- #24 - The Spit Flower
- #25 - Life’s a Masquerade
- #26 - Gung Ho!
- #27 - Wheel of Misfortune
- #28 - Island of Illusion Part I
- #29 - Island of Illusion Part II
- #30 - The Rockstar
- #31 - Calamity Kimberly
- #32 - A Star is Born
- #33 - The Yolk’s on You!
- #34 - The Green Candle Part I
- #35 - The Green Candle Part II
- #36 - Birds of a Feather
- #37 - Clean-Up Club
- #38 - A Bad Reflection on You
- #39 - Doomsday Part I
- #40 - Doomsday Part II
- #41 - A Pig Surprise
- #42 - Something Fishy
- #43 - Rita’s Seed of Evil
- #44 - Lions & Blizzards
- #45 - To Flea or Not to Flee
- #46 - Reign of the Jellyfish
- #47 - Crystal of Nightmares
- #48 - Plague of the Mantis
- #49 - Return of an Old Friend Part I
- #50 - Return of an Old Friend Part II
- #51 - Grumble Bee
- #52 - Two Heads Are Better than One
- #53 - Fowl Play
- #54 - Trick or Treat
- #55 - Second Chance
- #56 - On Fins and Needles
- #57 - Enter... the Lizzinator
- #58 - Football Season
- #59 - Mighty Morphin’ Mutants
- #60 - An Oyster Stew
- Goo Fish
- #42 - Something Fishy
- Grumble Bee
- #51 - Grumble Bee
- Hatchasaurus
- #36 - Birds of a Feather
- Jellyfish
- #46 - Reign of the Jellyfish
- King Sphinx
- #4 - A Pressing Engagement
- #29 - Island of Illusion Part II
- Knasty Knight
- #10 - Happy Birthday, Zack
- #29 - Island of Illusion Part II
- #47 - Crystal of Nightmares
- Lizzinator
- #57 - Enter... the Lizzinator
- Lokar
- #28 - Island of Illusion Part I
- #29 - Island of Illusion Part II
- #39 - Doomsday Part I
- #40 - Doomsday Part II
- Madame Woe
- #13 - Peace, Love and Woe
- Mantis
- #48 - Plague of the Mantis
- Minotaur
- #3 - Teamwork
- Mr. Ticklesneezer
- #9 - For Whom the Bell Trolls
- Mutitus
- #28 - Island of Illusion Part I
- #29 - Island of Illusion Part II
- Octoplant
- #43 - Rita’s Seed of Evil
- Oysterizer
- #60 - An Oyster Stew
- Peckster
- #53 - Fowl Play
- Pineoctopus
- #11 - No Clowning Around
- #28 - Island of Illusion Part I
- Polluticorn
- #37 - Clean-Up Club
- Pudgy Pig
- #6 - Food Fight
- #28 - Island of Illusion Part I
- #41 - A Pig Surprise
- Pumpkin Rapper
- #54 - Trick or Treat
- Putty Patrollers
- #1 - Day of the Dumpster
- #2 - High Five
- #3 - Teamwork
- #4 - A Pressing Engagement
- #5 - Different Drum
- #7 - Big Sisters
- #8 - I, Eye Guy
- #9 - For Whom the Bell Trolls
- #11 - No Clowning Around
- #12 - Power Ranger Punks
- #13 - Peace, Love and Woe
- #14 - Foul Play in the Sky
- #15 - Dark Warrior
- #16 - Switching Places
- #17 - Green With Evil Part I
- #18 - Green With Evil Part II
- #19 - Green With Evil Part III
- #20 - Green With Evil Part IV
- #22 - The Trouble with Shellshock
- #23 - Itsy Bitsy Spider
- #24 - The Spit Flower
- #25 - Life’s a Masquerade
- #26 - Gung Ho!
- #27 - Wheel of Misfortune
- #28 - Island of Illusion Part I
- #29 - Island of Illusion Part II
- #30 - The Rockstar
- #31 - Calamity Kimberly
- #32 - A Star is Born
- #33 - The Yolk’s on You!
- #34 - The Green Candle Part I
- #37 - Clean-Up Club
- #38 - A Bad Reflection on You
- #41 - A Pig Surprise
- #42 - Something Fishy
- #43 - Rita’s Seed of Evil
- #44 - Lions & Blizzards
- #45 - To Flea or Not to Flee
- #46 - Reign of the Jellyfish
- #47 - Crystal of Nightmares
- #48 - Plague of the Mantis
- #49 - Return of an Old Friend Part I
- #50 - Return of an Old Friend Part II
- #51 - Grumble Bee
- #52 - Two Heads Are Better than One
- #53 - Fowl Play
- #54 - Trick or Treat
- #55 - Second Chance
- #56 - On Fins and Needles
- #57 - Enter... the Lizzinator
- #58 - Football Season
- #59 - Mighty Morphin’ Mutants
- #60 - An Oyster Stew
- Rhinoblaster
- #58 - Football Season
- Rita Repulsa
- #1 - Day of the Dumpster
- #2 - High Five
- #3 - Teamwork
- #4 - A Pressing Engagement
- #5 - Different Drum
- #6 - Food Fight
- #7 - Big Sisters
- #8 - I, Eye Guy
- #9 - For Whom the Bell Trolls
- #10 - Happy Birthday, Zack
- #11 - No Clowning Around
- #12 - Power Ranger Punks
- #13 - Peace, Love and Woe
- #14 - Foul Play in the Sky
- #15 - Dark Warrior
- #16 - Switching Places
- #17 - Green With Evil Part I
- #18 - Green With Evil Part II
- #19 - Green With Evil Part III
- #20 - Green With Evil Part IV
- #21 - Green With Evil Part V
- #22 - The Trouble with Shellshock
- #23 - Itsy Bitsy Spider
- #24 - The Spit Flower
- #25 - Life’s a Masquerade
- #26 - Gung Ho!
- #27 - Wheel of Misfortune
- #28 - Island of Illusion Part I
- #29 - Island of Illusion Part II
- #30 - The Rockstar
- #31 - Calamity Kimberly
- #32 - A Star is Born
- #33 - The Yolk’s on You!
- #34 - The Green Candle Part I
- #35 - The Green Candle Part II
- #36 - Birds of a Feather
- #37 - Clean-Up Club
- #38 - A Bad Reflection on You
- #39 - Doomsday Part I
- #40 - Doomsday Part II
- #41 - A Pig Surprise
- #42 - Something Fishy
- #43 - Rita’s Seed of Evil
- #44 - Lions & Blizzards
- #45 - To Flea or Not to Flee
- #46 - Reign of the Jellyfish
- #47 - Crystal of Nightmares
- #48 - Plague of the Mantis
- #49 - Return of an Old Friend Part I
- #50 - Return of an Old Friend Part II
- #51 - Grumble Bee
- #52 - Two Heads Are Better than One
- #53 - Fowl Play
- #54 - Trick or Treat
- #55 - Second Chance
- #56 - On Fins and Needles
- #57 - Enter... the Lizzinator
- #58 - Football Season
- #59 - Mighty Morphin’ Mutants
- #60 - An Oyster Stew
- Rockstar
- #30 - The Rockstar
- Samurai Fan Man
- #31 - Calamity Kimberly
- #47 - Crystal of Nightmares
- Scorpina
- #19 - Green With Evil Part III
- #20 - Green With Evil Part IV
- #21 - Green With Evil Part V
- #27 - Wheel of Misfortune
- #28 - Island of Illusion Part I
- #29 - Island of Illusion Part II
- #30 - The Rockstar
- #32 - A Star is Born
- #36 - Birds of a Feather
- #37 - Clean-Up Club
- #38 - A Bad Reflection on You
- #39 - Doomsday Part I
- #40 - Doomsday Part II
- #43 - Rita’s Seed of Evil
- #44 - Lions & Blizzards
- #45 - To Flea or Not to Flee
- #46 - Reign of the Jellyfish
- #47 - Crystal of Nightmares
- #49 - Return of an Old Friend Part I
- #50 - Return of an Old Friend Part II
- #54 - Trick or Treat
- Shellshock
- #22 - The Trouble with Shellshock
- #28 - Island of Illusion Part I
- #41 - A Pig Surprise
- “Skeleton Warriors”
- #2 - High Five
- Slippery Shark
- #56 - On Fins and Needles
- Snizzard
- #14 - Foul Play in the Sky
- #28 - Island of Illusion Part I
- #29 - Island of Illusion Part II
- Soccadillo
- #55 - Second Chance
- Spidertron
- #23 - Itsy Bitsy Spider
- Spit Flower
- #24 - The Spit Flower
- Squatt
- #1 - Day of the Dumpster
- #2 - High Five
- #3 - Teamwork
- #4 - A Pressing Engagement
- #5 - Different Drum
- #6 - Food Fight
- #7 - Big Sisters
- #8 - I, Eye Guy
- #9 - For Whom the Bell Trolls
- #10 - Happy Birthday, Zack
- #11 - No Clowning Around
- #12 - Power Ranger Punks
- #13 - Peace, Love and Woe
- #14 - Foul Play in the Sky
- #15 - Dark Warrior
- #16 - Switching Places
- #17 - Green With Evil Part I
- #18 - Green With Evil Part II
- #19 - Green With Evil Part III
- #20 - Green With Evil Part IV
- #21 - Green With Evil Part V
- #22 - The Trouble with Shellshock
- #23 - Itsy Bitsy Spider
- #24 - The Spit Flower
- #25 - Life’s a Masquerade
- #26 - Gung Ho!
- #27 - Wheel of Misfortune
- #28 - Island of Illusion Part I
- #29 - Island of Illusion Part II
- #30 - The Rockstar
- #31 - Calamity Kimberly
- #32 - A Star is Born
- #33 - The Yolk’s on You!
- #34 - The Green Candle Part I
- #35 - The Green Candle Part II
- #36 - Birds of a Feather
- #37 - Clean-Up Club
- #38 - A Bad Reflection on You
- #39 - Doomsday Part I
- #40 - Doomsday Part II
- #41 - A Pig Surprise
- #42 - Something Fishy
- #43 - Rita’s Seed of Evil
- #44 - Lions & Blizzards
- #45 - To Flea or Not to Flee
- #46 - Reign of the Jellyfish
- #47 - Crystal of Nightmares
- #48 - Plague of the Mantis
- #49 - Return of an Old Friend Part I
- #50 - Return of an Old Friend Part II
- #51 - Grumble Bee
- #52 - Two Heads Are Better than One
- #53 - Fowl Play
- #54 - Trick or Treat
- #55 - Second Chance
- #56 - On Fins and Needles
- #57 - Enter... the Lizzinator
- #58 - Football Season
- #59 - Mighty Morphin’ Mutants
- #60 - An Oyster Stew
- Super Putties
- #26 - Gung Ho!
- #43 - Rita’s Seed of Evil
- #46 - Reign of the Jellyfish
- Terror Toad
- #12 - Power Ranger Punks
- #29 - Island of Illusion Part II
- #47 - Crystal of Nightmares
- Twin Man
- #38 - A Bad Reflection on You
- Two-Headed Parrot
- #52 - Two Heads Are Better than One
- Weaveworm
- #32 - A Star is Born
Total: 59 monsters