Monsters featured in Mighty Morphin Power Rangers (season 2)

AC
#77 - White Light Part I, #78 - White Light Part II
Baboo
#61 - The Mutiny Part I, #62 - The Mutiny Part II, #63 - The Mutiny Part III, #66 - Bloom of Doom, #67 - The Green Dream, #69 - The Beetle Invasion, #70 - Welcome to Venus Island, #71 - The Song of Guitardo, #72 - Green No More Part I, #75 - Orchestral Maneuvers in the Park, #76 - Beauty and the Beast, #77 - White Light Part I, #79 - Two for One, #80 - Opposites Attract, #81 - Zedd’s Monster Mash, #82 - The Ninja Encounter Part I, #83 - The Ninja Encounter Part II, #84 - The Ninja Encounter Part III, #85 - A Monster of Global Proportions, #87 - The Power Transfer Part I, #90 - Mirror of Regret, #91 - When is a Ranger not a Ranger?, #93 - Lights, Camera, Action, #95 - Scavenger Hunt, #97 - Forever Friends, #98 - A Reel Fish Story, #99 - Rangers Back in Time Part I, #100 - Rangers Back in Time Part II, #102 - The Wedding Part II, #103 - The Wedding Part III, #104 - Return of the Green Ranger Part I, #105 - Return of the Green Ranger Part II, #107 - Best Man for the Job, #108 - Storybook Rangers Part I, #111 - Wild West Rangers Part II
Bad Bookala
#96 - The Great Bookala Escape
Beamcaster
#86 - Zedd Waves
Bloom of Doom
#66 - Bloom of Doom
Cannontop
#95 - Scavenger Hunt
Cardiatron
#83 - The Ninja Encounter Part II
Commander Crayfish
#98 - A Reel Fish Story
DC
#77 - White Light Part I, #78 - White Light Part II
Doomstone
#81 - Zedd’s Monster Mash
Dramole
#100 - Rangers Back in Time Part II, #101 - The Wedding Part I, #102 - The Wedding Part II, #103 - The Wedding Part III
Eye Guy
#101 - The Wedding Part I, #102 - The Wedding Part II, #103 - The Wedding Part III
Fighting Flea
#75 - Orchestral Maneuvers in the Park
Finster
#61 - The Mutiny Part I, #63 - The Mutiny Part III, #101 - The Wedding Part I, #102 - The Wedding Part II, #103 - The Wedding Part III, #104 - Return of the Green Ranger Part I, #105 - Return of the Green Ranger Part II, #112 - Blue Ranger Gone Bad
Flamehead
#94 - Where There’s Smoke, There’s Fire
Fourhead
#85 - A Monster of Global Proportions
“Gatekeeper”
#81 - Zedd’s Monster Mash
Ghost of Darkness
#104 - Return of the Green Ranger Part I
Goldar
#61 - The Mutiny Part I, #62 - The Mutiny Part II, #63 - The Mutiny Part III, #64 - The Wanna-Be Ranger, #65 - Putty on the Brain, #66 - Bloom of Doom, #67 - The Green Dream, #68 - The Power Stealer, #69 - The Beetle Invasion, #70 - Welcome to Venus Island, #71 - The Song of Guitardo, #72 - Green No More Part I, #73 - Green No More Part II, #74 - Missing Green, #75 - Orchestral Maneuvers in the Park, #76 - Beauty and the Beast, #77 - White Light Part I, #78 - White Light Part II, #79 - Two for One, #80 - Opposites Attract, #81 - Zedd’s Monster Mash, #82 - The Ninja Encounter Part I, #83 - The Ninja Encounter Part II, #84 - The Ninja Encounter Part III, #85 - A Monster of Global Proportions, #86 - Zedd Waves, #87 - The Power Transfer Part I, #88 - The Power Transfer Part II, #89 - Goldar’s Vice-Versa, #90 - Mirror of Regret, #91 - When is a Ranger not a Ranger?, #92 - Rocky Just Wants to Have Fun, #93 - Lights, Camera, Action, #94 - Where There’s Smoke, There’s Fire, #95 - Scavenger Hunt, #96 - The Great Bookala Escape, #97 - Forever Friends, #98 - A Reel Fish Story, #99 - Rangers Back in Time Part I, #100 - Rangers Back in Time Part II, #101 - The Wedding Part I, #102 - The Wedding Part II, #103 - The Wedding Part III, #104 - Return of the Green Ranger Part I, #105 - Return of the Green Ranger Part II, #106 - Return of the Green Ranger Part III, #107 - Best Man for the Job, #108 - Storybook Rangers Part I, #109 - Storybook Rangers Part II, #110 - Wild West Rangers Part I, #111 - Wild West Rangers Part II, #112 - Blue Ranger Gone Bad
Goo Fish
#98 - A Reel Fish Story
Grumble Bee
#75 - Orchestral Maneuvers in the Park, #101 - The Wedding Part I, #102 - The Wedding Part II, #103 - The Wedding Part III
Guitardo
#71 - The Song of Guitardo
Hatchasaurus
#83 - The Ninja Encounter Part II
Invenusable Flytrap
#70 - Welcome to Venus Island, #73 - Green No More Part II, #81 - Zedd’s Monster Mash, #100 - Rangers Back in Time Part II, #101 - The Wedding Part I, #102 - The Wedding Part II, #103 - The Wedding Part III
Jaws of Destruction
#93 - Lights, Camera, Action, #97 - Forever Friends
Lipsyncher
#79 - Two for One
Lizzinator
#103 - The Wedding Part III
Lord Zedd
#61 - The Mutiny Part I, #62 - The Mutiny Part II, #63 - The Mutiny Part III, #64 - The Wanna-Be Ranger, #65 - Putty on the Brain, #66 - Bloom of Doom, #67 - The Green Dream, #68 - The Power Stealer, #69 - The Beetle Invasion, #70 - Welcome to Venus Island, #71 - The Song of Guitardo, #72 - Green No More Part I, #73 - Green No More Part II, #74 - Missing Green, #75 - Orchestral Maneuvers in the Park, #76 - Beauty and the Beast, #77 - White Light Part I, #78 - White Light Part II, #79 - Two for One, #80 - Opposites Attract, #81 - Zedd’s Monster Mash, #82 - The Ninja Encounter Part I, #83 - The Ninja Encounter Part II, #84 - The Ninja Encounter Part III, #85 - A Monster of Global Proportions, #86 - Zedd Waves, #87 - The Power Transfer Part I, #88 - The Power Transfer Part II, #89 - Goldar’s Vice-Versa, #90 - Mirror of Regret, #91 - When is a Ranger not a Ranger?, #92 - Rocky Just Wants to Have Fun, #93 - Lights, Camera, Action, #94 - Where There’s Smoke, There’s Fire, #95 - Scavenger Hunt, #96 - The Great Bookala Escape, #97 - Forever Friends, #98 - A Reel Fish Story, #99 - Rangers Back in Time Part I, #100 - Rangers Back in Time Part II, #101 - The Wedding Part I, #102 - The Wedding Part II, #103 - The Wedding Part III, #104 - Return of the Green Ranger Part I, #105 - Return of the Green Ranger Part II, #106 - Return of the Green Ranger Part III, #107 - Best Man for the Job, #108 - Storybook Rangers Part I, #109 - Storybook Rangers Part II, #110 - Wild West Rangers Part I, #111 - Wild West Rangers Part II, #112 - Blue Ranger Gone Bad
Magnetbrain
#80 - Opposites Attract
Mantis
#75 - Orchestral Maneuvers in the Park
Mirror Maniac
#76 - Beauty and the Beast
Mondo the Magician
#109 - Storybook Rangers Part II
Needlenose
#110 - Wild West Rangers Part I, #111 - Wild West Rangers Part II
Nimrod the Scarlet Sentinel
#77 - White Light Part I, #78 - White Light Part II
Octophantom
#68 - The Power Stealer
Oysterizer
#100 - Rangers Back in Time Part II
Pachinkohead
#92 - Rocky Just Wants to Have Fun
Peckster
#101 - The Wedding Part I, #102 - The Wedding Part II, #103 - The Wedding Part III
Photomare
#99 - Rangers Back in Time Part I, #100 - Rangers Back in Time Part II
Pipebrain
#74 - Missing Green
Pirantishead
#61 - The Mutiny Part I, #62 - The Mutiny Part II, #63 - The Mutiny Part III, #98 - A Reel Fish Story
Primator
#64 - The Wanna-Be Ranger, #81 - Zedd’s Monster Mash
Pudgy Pig
#93 - Lights, Camera, Action
Pumpkin Rapper
#81 - Zedd’s Monster Mash
Pursehead
#79 - Two for One
“Rat monsters”
#105 - Return of the Green Ranger Part II, #106 - Return of the Green Ranger Part III
Rhinoblaster
#75 - Orchestral Maneuvers in the Park, #81 - Zedd’s Monster Mash, #101 - The Wedding Part I, #103 - The Wedding Part III
Rita Repulsa
#61 - The Mutiny Part I, #77 - White Light Part I, #78 - White Light Part II, #101 - The Wedding Part I, #102 - The Wedding Part II, #103 - The Wedding Part III, #104 - Return of the Green Ranger Part I, #105 - Return of the Green Ranger Part II, #106 - Return of the Green Ranger Part III, #107 - Best Man for the Job, #108 - Storybook Rangers Part I, #109 - Storybook Rangers Part II, #110 - Wild West Rangers Part I, #111 - Wild West Rangers Part II, #112 - Blue Ranger Gone Bad
Robogoat
#67 - The Green Dream, #81 - Zedd’s Monster Mash, #102 - The Wedding Part II, #103 - The Wedding Part III
Saliguana
#65 - Putty on the Brain, #75 - Orchestral Maneuvers in the Park, #101 - The Wedding Part I, #102 - The Wedding Part II, #103 - The Wedding Part III
Scatterbrain
#91 - When is a Ranger not a Ranger?
Scorpina
#61 - The Mutiny Part I, #89 - Goldar’s Vice-Versa
Serpentera
#87 - The Power Transfer Part I, #88 - The Power Transfer Part II, #92 - Rocky Just Wants to Have Fun, #96 - The Great Bookala Escape, #103 - The Wedding Part III
Showbiz Monster
#93 - Lights, Camera, Action
Silver Horns
#88 - The Power Transfer Part II, #93 - Lights, Camera, Action
Skelerena
#90 - Mirror of Regret
Slippery Shark
#75 - Orchestral Maneuvers in the Park, #98 - A Reel Fish Story
Snizzard
#81 - Zedd’s Monster Mash, #102 - The Wedding Part II, #103 - The Wedding Part III
Snow Monster
#108 - Storybook Rangers Part I, #109 - Storybook Rangers Part II
Soccadillo
#75 - Orchestral Maneuvers in the Park, #101 - The Wedding Part I, #102 - The Wedding Part II, #103 - The Wedding Part III
Squatt
#61 - The Mutiny Part I, #62 - The Mutiny Part II, #63 - The Mutiny Part III, #66 - Bloom of Doom, #67 - The Green Dream, #69 - The Beetle Invasion, #70 - Welcome to Venus Island, #71 - The Song of Guitardo, #72 - Green No More Part I, #75 - Orchestral Maneuvers in the Park, #76 - Beauty and the Beast, #77 - White Light Part I, #79 - Two for One, #80 - Opposites Attract, #81 - Zedd’s Monster Mash, #82 - The Ninja Encounter Part I, #83 - The Ninja Encounter Part II, #84 - The Ninja Encounter Part III, #85 - A Monster of Global Proportions, #87 - The Power Transfer Part I, #90 - Mirror of Regret, #91 - When is a Ranger not a Ranger?, #93 - Lights, Camera, Action, #95 - Scavenger Hunt, #97 - Forever Friends, #98 - A Reel Fish Story, #99 - Rangers Back in Time Part I, #100 - Rangers Back in Time Part II, #102 - The Wedding Part II, #103 - The Wedding Part III, #104 - Return of the Green Ranger Part I, #105 - Return of the Green Ranger Part II, #107 - Best Man for the Job, #108 - Storybook Rangers Part I, #111 - Wild West Rangers Part II, #112 - Blue Ranger Gone Bad
Stag Beetle
#69 - The Beetle Invasion, #75 - Orchestral Maneuvers in the Park
Terror Blossom
#83 - The Ninja Encounter Part II, #84 - The Ninja Encounter Part III
Trumpettop
#75 - Orchestral Maneuvers in the Park
Tube Monster
#98 - A Reel Fish Story
Turbanshell
#72 - Green No More Part I, #73 - Green No More Part II
Turkeyjerk
#109 - Storybook Rangers Part II
Vase Face
#112 - Blue Ranger Gone Bad
Weldo
#96 - The Great Bookala Escape
Wizard of Deception
#104 - Return of the Green Ranger Part I, #105 - Return of the Green Ranger Part II, #106 - Return of the Green Ranger Part III
Z Putties
#61 - The Mutiny Part I, #62 - The Mutiny Part II, #63 - The Mutiny Part III, #64 - The Wanna-Be Ranger, #65 - Putty on the Brain, #66 - Bloom of Doom, #67 - The Green Dream, #68 - The Power Stealer, #69 - The Beetle Invasion, #70 - Welcome to Venus Island, #71 - The Song of Guitardo, #72 - Green No More Part I, #73 - Green No More Part II, #74 - Missing Green, #75 - Orchestral Maneuvers in the Park, #76 - Beauty and the Beast, #77 - White Light Part I, #78 - White Light Part II, #79 - Two for One, #80 - Opposites Attract, #81 - Zedd’s Monster Mash, #82 - The Ninja Encounter Part I, #83 - The Ninja Encounter Part II, #84 - The Ninja Encounter Part III, #85 - A Monster of Global Proportions, #86 - Zedd Waves, #87 - The Power Transfer Part I, #88 - The Power Transfer Part II, #89 - Goldar’s Vice-Versa, #90 - Mirror of Regret, #91 - When is a Ranger not a Ranger?, #92 - Rocky Just Wants to Have Fun, #93 - Lights, Camera, Action, #94 - Where There’s Smoke, There’s Fire, #95 - Scavenger Hunt, #96 - The Great Bookala Escape, #97 - Forever Friends, #98 - A Reel Fish Story, #99 - Rangers Back in Time Part I, #100 - Rangers Back in Time Part II, #101 - The Wedding Part I, #102 - The Wedding Part II, #103 - The Wedding Part III, #104 - Return of the Green Ranger Part I, #105 - Return of the Green Ranger Part II, #106 - Return of the Green Ranger Part III, #107 - Best Man for the Job, #108 - Storybook Rangers Part I, #109 - Storybook Rangers Part II, #110 - Wild West Rangers Part I, #111 - Wild West Rangers Part II, #112 - Blue Ranger Gone Bad

Total: 71 monsters