(In Mission City, all of the Megaforce Heroes have been rescued, and then some portals open as Josh Alexander, Otto Anderson and Bryan Wiegel (along with his team) come out of it.)

Ben: Bryan?

Daniel: Took you long enough, Josh.

Grimlock: We're ready to fight those Marvel Fake Heroes.

Ben: Ever since The Plumbers first came, my grandfather: Max Tennyson first learned that humans & titans or kaijus can co-exist to defend the Earth from rogue monsters, devious aliens, evil kaijins, killer robots, fake heroes, crimes, human traffickers, rapists and all other crimes. I will do this for you, grandpa.

(A.R. Ryo Shimizu, Lucas Wayne, Lucas Wilson, Santiago Blanco, Fernando Garcia, Kabuto Skywalker, Yang Zhongshan, Tom Lucius, Luke Miller, Edward Simmons, Oscar Anderson, and others are ready to fight, when suddenly Peter Wellington/Red Hood and the Neo Outlaws.)

Red Hood: Mind if we drop in?

Raiden: We all got to stick together.

Woz: IWAE! The Heroes of all Heisei Eras have finally come together into one, the grateful leaders who lead their heroic teams. They're the new Heisei Sentai' heroes, both humans & aliens co- exist together to fight against fake heroes, corruption, crimes, villains, rampaging monsters, alien invaders, evil kaijins rogue robots, traffickers, rapists, greed, power-hungry and other crimes. They're the great, powerful, strongest and mightiest kaijus of all time. They're the 20 HEISEI MEGAFORCE HEROES! They shall help the world from harm's way and nobody will stand against their greatest powerful might. Now, LET THE ERA OF HEISEI MEGAFORCE-VERSE BATTLE COMMENCE!

Ben: Are you ready, guys?

Heroes: Ready!

Ben/Lucas Wayne/Lucas Hart: IT'S HERO TIME!

Dino Rangers: DINO THUNDER, POWER UP!

Riders: HENSHIN!

Auguste: MAGNA POWER!

Tom/Kabuto: MEGAMERGE!

Kevin/Laura: BAKUGAN, BRAWL!

Edward: IT'S HELLSPAWN TIME!

Rudy: IT'S TIME TO SHINE!

Otto: ULTRAMAN RIBUT!

Josh: HOWLING WOLF!

(They transform into their respective hero forms, except for Kevin and Laura, who summoned Pyrus Rodan and Haos Mothra.)

Woz: THE GREAT LEADER OF DINOBOTS AND THE FIRST HEISEI HERO!

Grimlock: I will always protect humanity from corruption & crimes. GRIMLOCK THE DINOBOT!

Woz: 2ND HEISEI HERO! THE THE GIANT OF LIGHT!

S. Ultraman: Nobody will stand against the ULTRA. SHIN ULTRAMAN THE GIANT OF LIGHT!

Woz: 3RD HEISEI HERO! A KAMEN RIDER READY TO FIGHT HIS FATE!

Blade: I'll fight fate... and win. KAMEN RIDER BLADE!

Woz: 4TH HEISEI HERO! A CYBER HERO WHO KEEPS THE WORLD'S SAFETY!

MegaMan.EXE: I will restore the Earth from any dangers. MEGAMAN.EXE THE NETNAVI HERO!

Woz: 5TH HEISEI HERO! THE SON OF BATMAN & CATWOMAN WHO SHALL PROTECT MANKIND!

Bat 10 (Whampire): I am the night, I am vengeance. I am... BAT 10!

Woz: 6TH HEISEI HERO! AN OUTLAW WHO FIGHTS FOR JUSTICE!

Red Hood: Let's see if you bleed. CALL ME RED HOOD!

Woz: 7TH HEISEI HERO! A DOUBLE RIDER!

Double: Now, count up your sins. KAMEN RIDER DOUBLE!

Woz: 8TH HEISEI HERO! AN ARMORED NEO MEDABOT!

N. Metabee: Coming to save the world. NEO METABEE!

Woz: 9TH HEISEI HERO! A DEFENDER FROM ANOTHER PLANET!

M. Defender: Coming from a Lost Galaxy. MAGNA DEFENDER!

Woz: 10TH HEISEI HERO! THE NEW VIGILANTE!

Vigilante: No mercy. VIGILANTE!

Woz: 11TH HEISEI HERO! THE ONLY ONE WHO CAN STOP CYBERNETIC THREATS!

Zero-One: Yeah, that's me. KAMEN RIDER ZERO-ONE!

Woz: 12TH HEISEI HERO! THE MOBILE SUIT GUARDIAN OF THE HIDDEN LEAF VILLAGE!

RX-78: I'll defend Konoha. RX-78 GUNDAM!

Woz: 13TH HEISEI HERO! A MESSIAH IN BIOMETAL'S CLOTHING!

O. Zero: Ware was messia nari. Hahahaha. OMEGA ZERO!

Woz: 14TH HEISEI HERO! COMING FROM A GALAXY FAR AWAY!

Kai: I'm just a simple man. KAI FETT, DESCENDANT OF BOBA FETT!

Woz: 15TH HEISEI HERO! AN ARACHNID HERO AND ONE OF THE OMNITRIX WIELDERS!

Spider-Ten (Spidermonkey): Your friendly neighborhood. SPIDER-TEN!

Woz: 16TH HEISEI HERO! A BIOMETAL KNIGHT IN SEARCH OF THE GREATEST TREASURE!

S. Knight X: With the honor of a knight and a golden heart. SHOVEL KNIGHT X!

Woz: 17TH HEISEI HERO! A COMBINATION OF SPAWN AND BEN 10 TOGETHER!

Nightfright: Your angel of death awaits you. NIGHTFRIGHT THE OMNI-HELLSPAWN!

Woz: 18TH HEISEI HERO! A SAMURAI HUNTSMAN WHO OPPOSES HIS OWN FATHER AND SAVES THE WORLD FROM THE FOOT CLAN!

S. Samurai: In honor of my mother Summer Rose, I devote this fight. I am... RUDY OROKU-ROSE THE SHINING SAMURAI!

Woz: 19TH HEISEI HEROES! AN ALIEN AND A VESTROIAN KAIJU WHO LEARNED TO CO-EXIST WITH EACH OTHER!

Sentry: We'll protect the humans at all cost.

Pyrus Rodan: Coexistence is the key.

Sentry/P. Rodan: SENTRY THE ALIEN HERO!/PYRUS RODAN THE PYRUS KAIJU BAKUGAN!

Woz: 20TH HEISEI HERO! THE GREAT SAVIOR OF TIME AND THE LIGHT OF HOPE!

Ribut: I shall bring hope to each timeline! ULTRAMAN RIBUT!

Ben 10 (Rath): Let me tell you something, Marvel Fakers. We are...

Heroes: MEGAFORCE HEROES!

(Then all of the remaining Marvel Fake Heroes come in, preparing to fight the Heisei Megaforce Heroes. Suddenly a certain Power Ranger comes in as well.)

Rainbow Ranger: Mind if I join this battle?

Slash: (eyes widen) It's him, the Kazuma look-alike we met a long time ago.

Grimlock: (eyes widen) That's him!

Mazinkaiser: (shocked) The Reiwa Hero.

Vigilante: (in mind) So Slash wasn't joking after all.

L. W. Ranger: (in mind) I'll visit him someday. Along with Daniel, of course.

R. D. Ranger: Hey, who or what are you?

Rainbow Ranger: I'm Okuyasu Senki, and also... I'm the Strongest Ranger Alive, remember that.

(He pulls out his upgraded morpher and inserts a Gold Mode key in it.)

Rainbow Ranger: It's time to go Legendary!

(Rainbow Ranger changes to his Gold Mode and gets in his fighting stance.)

Rainbow Ranger (Gold Mode): I AM THE MONARCH OF ALL SENTAI AND MEGAFORCE, I WILL BALANCE ANY UNIVERSE! RAINBOW RANGER GOLD MODE!

(Suddenly footsteps are heard, and then Kaiser Dormammu shows up along with the Kaotic Avengers as he laughs menacingly.)

K. Dormammu: (smirks deviously) Well, well, well, it looks like all 20 Heisei Megaforce Heroes are all together at last. Now it's time for war. KAOTIC AVENGERS ASSEMBLE!

(The Kaotic Avenger get ready to fight both Megaforce Heroes and Marvel Fake Heroes. Ben 10 (Rath) sees Terry Riendhardt in his Kamen Rider Imperial Demons.)

Ben 10 (Rath): (stern) Terry.

I. Demons: (smirks) We meet again, Tennyson. Time to battle for our legacy rivalry between your grandfather Max Tennyson and my grandfather Tung Riendhardt. Tell me, Tennyson. Do you bleed?

Ben 10 (Rath): Let me tell you something. You just asked the stupidest question ever.

I. Demons: (glares) You will!

Ben 10 (Rath): (glares) Let me tell you something, Terry. We'll see about that!

(The three Factions are ready for the battle which will decide the fate of Earth.)

(As the screen fades out, Grimlock and the other Heisei Megaforce Leaders join together to face Kaiser Dormammu once and for all.)