The Power Rangers franchise began in 1993 and now includes numerous TV seasons, movies, comic books, and other tie-ins. This timeline outlines important events from all these forms of media (whether or not these events fit together well).
Gray panels indicate TV series events, blue panels are from the BOOM! Studios comics, and yellow are from other sources. Click a tag at the top of a panel to highlight all panels using that tag.
1986 or 1987 ("19 years" before "Scaredy Cat" / "20 years" before "Ranger Down")
In a magical dimension, Leanbow's team thwarts Morticon's plan to invade the human world. Daggeron and Callindor are sealed away. Bowen (son of Leanbow and Udonna) is taken to the human world, where he will be raised under the name Nick.
Udonna's sister Niella dies sealing the underworld; Leanbow is trapped as Koragg.
"Broken Spell, part 1" / "The Gatekeeper, part 1" (Leanbow, Niella)
"Scaredy Cat" (Jenji mentions things to do, "like sit in a cave for another 19 years")
"Long Ago" / "Ranger Down" / "Heir Apparent, part 1" (Daggeron vs. Callindor)
"Ranger Down" (Phineas left Bowen in the human world "20 years ago")
Bulk and Skull capture a Putty, meet Lt. Stone, and pilot a monster.
Bulk and Skull save the Rangers as the Purple and Orange Rangers.
Squatt and Baboo travel across the multiverse.
Zack joins numerous Mighty Morphin Black Rangers summoned across dimensions by an older Adam. (Notable Zacks include those resembling TV seasons 1 and 2, Ninja Ranger Zack, Zack from MMPR Pink, and a female counterpart. Adams include Wild West Abraham, Ninja Ranger Adam, "Always a Chance" Adam, and "Once a Ranger" Adam.)
The Ongoing Adventures of Bulk and Skull (MMPR #1 through 12) (Bulk and Skull capture a Putty, etc.)
MMPR Annual 2016 (Purple and Orange Rangers)
The Ongoing Misadventures of Squatt & Baboo (MMPR #13 through 24) (Squatt and Baboo)
Ransik and a prison full of mutant criminals arrive from 3000. Four Time Force officers recruit Wes (whose DNA is similar to Alex's) to unlock their Morphers. Wes moves into the clock tower with his new teammates.
Frax synthesizes Trizirium crystals. The Raimei Destroyer fails, and the Time Shadow arrives from the future.
Soon after joining the Silver Guardians, Eric claims the recently unearthed Quantum Morpher. Wes and Eric follow a mutant into prehistory and retrieve the Q-Rex.
Katie sees the ghost of Walter Brown and falls through a time hole. She wakes to find Walter's history has changed.
Jen arrests her rogue ex-partner, Steelix. After Frax destroys his serum supply, Ransik raids Bio-Lab for more and critically injures Mr. Collins.
"Force from the Future" (Ransik chased by Time Force Rangers from 3000)
"Force from the Future, part 2" / "Something to Fight For" (Wes recruited)
"Ransik Lives" / "A Parting of Ways" (clock tower)
"The Time Shadow" (Trizirium crystals, Raimei, Time Shadow)
Alex arrives from 3000 and takes Wes's place as Red Ranger, telling him of his fate to lead Bio-Lab after his father dies; Wes instead leads the Rangers to victory against Dragontron. Inspired, Alex revives Mr. Collins and returns to the future.
The Lightspeed Rangers help against Vypra. (Joel and Ms. Fairweather are newlyweds.)
Accessing history banks from 3000, Circuit foresees the destruction of Silver Hills by time holes(below).
Wes convinces Bio-Lab to halt the anachronistic production of Trizirium crystals.
"Dawn of Destiny" / "Fight Against Fate" / "Destiny Defeated" (Dragontron, Alex, Mr. Collins)
SPD (Space Patrol Delta) spans the galaxy, having started on the planet Sirius.
At some point, Sirius falls to Emperor Gruumm. Having survived, Doggie Cruger will later lead SPD's Earth branch.
Kat Manx's Ranger-tech experiments accidentally mutate the DNA of her human assistants. Among their children, young Z will be shunned, and Jack (his parents reportedly missionaries) will live on the streets. Born into wealth, Syd will become a pop star.
"Beginnings" (Jack on the streets)
"Beginnings" / "Idol" / "Shadow, part 1" (SPD origins)
"Confronted" / "Samurai" (Syd the cover girl)
"Dogged" / "Stakeout" (Syd's family)
"Sam, part 2" (SPD pioneers in 2001, metahuman children, missionaries)
Two months after Danny's arrival (above), Cole completes the Wild Force team as the Red Ranger.
Zen-Aku is freed; once restored to human form, Merrick becomes the Lunar Wolf Ranger.
Jen tracks Mut-Orgs from 3001; the Wild Force Rangers ally with Wes and Eric. The other Time Force Rangers bring Ransik and Nadira from the future, and Ransik's mutant DNA is nullified in battle.
Bulk and Skull have reunited; Bulk runs a resort (which Tommy visits).
Remnants of the Machine Empire dig up Serpentera on the moon. Hearing the news from Andros, Tommy gathers additional Red Rangers, and Serpentera is destroyed. (Red Rangers include Jason, Aurico, Tommy, TJ, Andros, Leo, Carter, Wes, Eric, and Cole.)
Master Org is destroyed. Shayla returns to the sky with the Wildzords.
"Curse of the Wolf" (Zen-Aku released)
"The Ancient Warrior" (Merrick restored)
"The Lone Wolf" (Lunar Wolf Ranger)
"Reinforcements from the Future" (Mut-Orgs, Ransik, year 2002)
"Forever Red" (Bulk and Skull, Tommy, Red Rangers)
"The End of the Power Rangers" (Master Org destroyed)
Moltor and Flurious arrive on Earth. Mack joins Hartford's recruits as an Overdrive Ranger. Moltor steals the crown of the Corona Aurora.
Previously transformed by Moltor, Tyzonn eventually returns to normal and becomes the Mercury Ranger.
Thrax and crew damage a portion of the Morphin Grid. The Sentinel Knight re-powers veteran Rangers(Adam, Tori, Kira, Xander, and future Bridge). Alpha 6 repairs the Morphin Grid, and Thrax is destroyed.
Mack is revealed as a robot.
Flurious destroys Moltor and assembles the Corona Aurora. Mack sacrifices himself to destroy Flurious; Sentinel Knight revives him as a human.
"Kick into Overdrive, part 1" (six months pass, Moltor and Flurious arrive, Overdrive Rangers debut)
"Kick into Overdrive, part 2" (Moltor steals crown)
"Face to Face" / "Man of Mercury" (Tyzonn, Mercury Ranger)
"Once a Ranger" (Thrax, Sentinel Knight's team, Alpha 6)
"Ronny on Empty" (Halloween)
"Things Not Said" (Mack revealed)
"Nothing to Lose" (Moltor's demise)
"Crown and Punishment" (Flurious destroyed, Mack reborn)
General Kilobyte supervises a Venjix project which turns humans into unwitting robot hybrids; among them are Corporal Hicks and a brother-sister pair later named Dillon and Tenaya(Tenaya has previously met Gem and Gemma, leftabove, in captivity).
Dillon somehow escapes Venjix's facility with damaged memories. Kilobyte also ends up lost in the wasteland through unknown circumstances (but see below).
"The Road to Corinth" / "Rain" (Dillon's search)
"Fade to Black" / "Heroes Among Us" / "End Game" (hybrids)
"Rain" / "Blitz" / "Heroes Among Us" / "Key to the Past" (Dillon and sister turned into hybrids)
After narrowly surviving an air battle over Corinth, Scott is rescued by Summer just before the city's shields are raised. Summer will later postpone an arranged marriage and live among the "normal people" in Corinth.
Scott, Summer, and Flynn will eventually be chosen for Dr. K's Ranger program.
"The Road to Corinth" (Battle of Corinth)
"Rain" (Ranger program, rigorous requirements)
"Ranger Red" (Scott and brother, air battle)
"Ranger Yellow" (Summer's arranged marriage)
"The Road to Corinth" / "Ranger Red" / "Ranger Yellow, part 2" (Summer's rescue)
Vrak goes into hiding as the Armada arrives. The Super Mega Rangers use Ranger Keys to harness the powers of past Ranger teams(some never seen on Earth).
The Rangers unlock various Zords and meet Jayden, Casey, and the Red Lion Wildzord.
Orion arrives on Earth, unlocking the Sixth Ranger keys(and a Q-Rex Zord apparently from the future).
The Rangers retrieve a Zord from Corinth, which has been "at peace for a long time." Professor Cog is defeated again.
Robo Knight gives his life force to Orion, and Vrak is destroyed.
Following Emperor Mavro's death, past Ranger teams help the Mega Rangers defeat the Armada's ground forces. (Teams include Mighty Morphin, Alien, Zeo, Turbo, Space, Lost Galaxy, Lightspeed, Time Force, Wild Force, Ninja Storm, Dino Thunder, SPD, Mystic Force, Overdrive, Jungle Fury, RPM, and Samurai.)
"End Game" (Vrak hides)
"End Game" / "Super Megaforce" (Armada arrives)
"Super Megaforce" (Super Mega Rangers, new school year)
"Earth Fights Back" / "Samurai Surprise" / "Power of Six" / "The Perfect Storm" / "The Grass is Always Greener... or Bluer" / "The Wrath" / "Legendary Battle extended edition" (powers not previously seen on Earth)
"Earth Fights Back" (Delta Runner)
"Blue Saber Saga" (Mystic Dragon)
"A Lion's Alliance" (Animarium, Red Lion)
"Samurai Surprise" (Jayden)
"Spirit of the Tiger" (Casey)
"Silver Lining" (Orion, sixth-Ranger keys, Q-Rex)
"In the Driver's Seat" (Corinth)
"Vrak is Back" (Vrak, Robo Knight)
"The Wrath" (Mavro launches invasion, school still in session)
Unknown (after Kendall becomes Purple Ranger, before Heckyl's reform)
Dino Super Charge
After Lord Drakkon's forces invade, Koda and Kendall join Kim and Jen's forces. (Drakkon later has Gold Dino Charge Sentries, as well as Silver's Titano Charge Morpher and an unidentified Dino Charge Morpher.)
Koda and Kendall join in the assault on Drakkon's base. (The identity of the Dark Ranger as time-traveling Heckyl is unknown to the Dino Charge team at this point.)
This timeline is undone when Drakkon is defeated, but Tyler and Riley survive aboard Promethea.
MMPR #27 (Dino Charge Rangers vs. Drakkon's forces)
MMPR #28 through 30 / Shattered Grid #1 (Koda and Kendall present)
MMPR #29 and 30 / Shattered Grid #1 (Heckyl, identity not revealed)
Sledge emerges from a wormhole and repairs Madame Odius's ship. (This is the Sledge who pulled his dimension's Earth out of orbit.)
The Rangers use Odius's Super Steel to restore their powers.
Lord Draven captures Tommy from Reefside. (Tommy is raising a young son, JJ, apparently with Kat.) Wes, Gemma, and Koda accompany the Ninja Steel team to Draven's Antiverse to free Tommy and other Rangers (Rocky, Kat, TJ, Trent, Antonio, and Gia).
Odius is destroyed.
Using a transportal device from Wes, the Ninja Steel Rangers team up with Koda to destroy Sledge. (This is the Sledge who helped Odius.)
"Echoes of Evil" (Sledge and Odius, Super Steel, new school year, 9/21/18 seen on novelty check)
"Dimensions in Danger" (Tommy, JJ, Kat, Antiverse)
"Love Stings" (Valentine's Day)
"Monster Mix-up" (Halloween special)
"Reaching the Nexus" (Odius destroyed)
"The Poisy Show" (Koda, Sledge, Christmas special)
Lord Drakkon returns with his powers restored(and Ninjor captive). He kills Tommys throughout time while using stolen Morphers to boost his powers and armies.
Skull (a Red Sentry) helps the Coinless free Ninjor. Coinless Zack and Skull are killed.
Remaining Rangers converge on Drakkon's base and contend with Serpentera, Drakkon, and his armies.
Drakkon gains godlike powers by entering the Morphin Grid and seizing the heart of a Morphin Master; he destroys realities and remakes the world to his liking, but Tommy's spirit reclaims the heart, allowing the Rangers to restore some approximation of their old reality. (Assorted survivors of Drakkon's invasions survive aboard Promethea as it crosses realities.)
The Emissaries split up to inspect the new reality.
Hyper Force episode 19 (months)
MMPR #25 and 26 (Drakkon returns)
MMPR #27 (Skull helps)
MMPR #28 (Ninjor freed, Zack dies)
MMPR #29 (Skull dies)
MMPR #30 / Shattered Grid #1 (assault on Drakkon's base)
Still alive, Alex serves as the mysterious head of Time Force. (Was this always true or a result of changes to history?)
Alex monitors the concurrently unfolding events of 2001 and eventually sends the Time Shadow to help.
As Frax prepares Dragontron in the past, Alex grows concerned with deviations from the history banks and travels back to intervene. He returns after healing Mr. Collins on his deathbed. (The impact of this change is unknown.)
Alex later blocks Circuit's remote access to the history banks as a time hole crisis looms in the past. Alex rescues his team with a Timeship(they died originally), but upon learning of Wes's death in the past, the team goes back to save the day. They return to the future with Ransik in custody.
"The Time Shadow" (Alex monitors past, sends Time Shadow)
"Time Force Traitor" (Alex concerned, outranks Captain Logan?)
"Dawn of Destiny" (Alex to 2001)
"Destiny Defeated" (Alex changes history, returns to 3000)
"Circuit Unsure" (Circuit's access blocked, impact of alternate Collins family history apparently minimal)
"The End of Time, part 1" (Alex sends timeship to rescue four officers)
"The End of Time, part 2" (four arrive, refuse memory adaptation)
"The End of Time, part 3" (Rangers return with Ransik)
Wild Force: "Reinforcements from the Future, part 1" (impact of Silver Hills' survival apparently minimal)
The Time Force Rangers (including Wes, now a Time Force officer?) detect a spacetime fracture and the presence of Lord Drakkon's godlike form. Jen escapes into the past as her teammates are seemingly lost.
This timeline is undone when Drakkon is defeated.
MMPR #25 (Jen escapes; Wes and Jen openly have feelings for each other)
The head of an evil Alliance, Chloe's father revives Thrax using the Corona Aurora. (Other Alliance goals will include collecting villains, absorbing dark energy, assembling an armada, and preventing Zordon's energy wave.)
Hyper Force episodes 9 and 10 (Alliance's goal of saving Zordon)
Hyper Force episode 17 (five goals listed)
Hyper Force episode 23 (Thrax's revival, cited as 2 years prior)