Season 4

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Staroid
“The Shooting Star”
Powers: Destructive Lightning, Ball Form, Star Boomerang
Defeat: Zeo Megazord Saber


Silo
“Target Rangers,” “A Golden Homecoming,”
“King for a Day, Part 1″ & “Countdown to Destruction, Part 2″
Powers: Rockets, Chains
Info: Created from Scrap Cogs
Defeat: Zeo Megazord


Boo-Hoo The Clown
“For Cryin’ Out Loud”
Powers: High Frequency Sound Waves, Lightning Tambourines, Exploding Baby Bottles, Swords, Laser Beams
Defeat: Zeo Megazord


People Pitcher
“Rangers in the Outfield” & “A Golden Homecoming”
Powers: Robot Pitchers
Defeat: Zeo Megazord


Digster
“Every Dog Has His Day”
Powers: Red Eneergy Blasts, Excavation
Mission: Drain a Volcano
Defeat: Zeo Megazord


Puppetman
“The Puppet Blasters”
Powers: Hypnotism
Weakness: Nose
Defeat: Zeo Megazord


Leaky Faucet
“Invasion of the Ranger Snatchers” & “Oily to Bed, Oily to Rise”
Powers: Water Faucet, Water Contamination
Defeat: Zeo Ultrazord


Traffic Kitty, Steambot
& Pumpkin Sorceror
“Invasion of the Ranger Snatchers”
Power: Combine from three to one.
Defeat: Zeo Megazord


Bucket of Bolts
“Invasion of the Ranger Snatchers”
Info: Combination of Three Previous Monsters
Defeat: Zeo Megazord


Video Vulture
“Invasion of the Ranger Snatchers” & “King for a Day, Part 1″
Info: Used by Prince Sprocket to capture Rangers


Hydro Contaminator
“Graduation Blues” & “A Golden Homecoming”
Mission: Contaminate Water Supply
Info: Followed Cestro from Aquitar
Defeat: Zeo Blaster


Adrian & Pollenator
“A Few Bad Seeds”
Powers: Turns Rocky Into a Plant
Defeat: Zeo Laser Pistols


Fortissimodo
“Instrument of Destruction” & “King for a Day, Part 1″
Powers: Explosive Piano Notes
Defeat: Zeo Megazord


Mean Screen
“Mean Screen” & “King for a Day, Part 2″
Powers: Computer Virus, Firepower
Defeat: Zeo Megazord Saber slash


Mechanizer
“Mr. Billy’s Wild Ride” & “A Golden Homecoming”
Powers: Flamethrower
Defeat:  Super Zeo Zord 1 & 2


RoboCupid
“There’s No Business Like Snow Business, Part 1″
Powers: Create Infatuation between people and machines
Defeat: Zeo Megazord


Defoliator
“There’s No Business Like Snow Business, Part 2 & 3″
& “King for a Day, Part 1″
Powers: Scorching Weather, Greenhouse Effect
Defeat: Zeo Blaster


Main Drain
“Inner Spirit” & “King for a Day, Part 1″
Powers: Drain Tubes
Defeat: Red BattleZord


Punch-a-Bunch
“Challenges”
Powers: Boxing Gloves
Defeat: Red BattleZord


MaceFace
“Found and Lost,” “Brother, Can You Spare An Arrowhead?,” “King for a Day, Part 1″ & “Countdown to Destruction, Part 1″
Powers: Spike Ball
Defeat: Zeo MegaBattleZord


Autochton
“Brother, Can You Spare An Arrowhead?”
Info: Ancient Evil Spirit
Defeat: Zeo MegaBattleZord


Defector
“Trust in Me”
Info: Created from Spare Parts
Defeat: Rocky in Defender Wheel


Drill Master
“It Came From Angel Grove” & “A Golden Homecoming”
Info: Monster created from Adam’s Dream
Defeat: Super Zeo Zord 4


GoogleHeimer the Toy Robot
“Bulk Fiction” & “King for a Day, Part 1″
Powers: Silly String Web
Defeat: Zeo Cannon &  Zeo Mega Battlezord


WreckingBall
“Song Sung Yellow” & “King for a Day, Part 1″
Info: Arrive Grown on Earth
Defeat: Red Battlezord


Admiral Abominator
“Game of Honor,” “King for a Day, Part 1″
& “Countdown to Destruction, Part 1″
Powers: Sword, Bed of Spikes Jacket
Defeat: Zeo MegaBattlezord


Wolfbane
“The Power of Gold”
Defeat: Pyramidas


Tarantabot
“A Small Problem”
Defeat: Pyramidas


Somni-Bot
“Rock-a-Bye Power Rangers”
Powers: Lullaby
Defeat: Zeo Ultrazord


Barox and the Varoxes
“Do I Know You?” & “Revelations of Gold”
Info: Bounty Hunters looking For Gold Ranger
Defeat: Zeo Megazord Saber


Tough Tusks
“Bomber in the Summer”
Powers: Laser Beam
Defeat: Super Zeo Megazord


Midas Monster
“The Ranger Who Came in From the Gold”
Powers: Turn things to Gold
Defeat: Zeo Ultrazord


Cruel Chrome
“Where in the World is Zeo Ranger 5?” & “King for a Day, Part 1″
Powers: Hazardous Water, Spike Hands/Feet
Defeat: Super Zeo Ultrazord


Altor
“King for a Day, Part 1″
Powers: Tommy’s Powers
Defeat: His Own Staff


Protectron
“A Brief Mystery of Time”
Powers: Time Turner: Chronosapios
Defeat: Super Zeo Megazord with the Warrior Wheel


Nuklifier
“A Mystery to Me”
Powers: Energy Spear, Head Cannon
Defeat: Auric the Conqueror


Mecha-Caterpillar
“Another Song and Dance”
Powers: Seperation Attack
Defeat: Pyramidas



 

Impursenator, Cog-Changer, Cog-Impursonator
“Rangers of Two Worlds Part 1 & 2″”
Info: Made of Kat’s Purse, Piloted Zeo Megazord, Combined with Other Monster
Defeat: Warrior Wheel and Megazord Combos