#sonictheory

You know how everyone just kinda shrugs off how Classic Sonic shows up in Sonic Forces like, “lol, another dimension ig 🤷‍♂️”?

NAH. I got a better theory.

Let’s start from the beginning—Sonic Generations. Yeah, the birthday game where Time Eater tries to ruin everything.

🧠 Phase 1: Eggman & Classic Eggman Found Something

After Generations, we know both Eggmans teamed up.

But what if, instead of splitting, they stuck together for a while?

They were trying to locate a powerful relic... something beyond time: 👉 The Phantom Ruby.

🤖 Phase 2: Sonic Mania’s Secret Setup

In Sonic Mania, Classic Sonic is vibing back in his timeline, and suddenly—BOOM— Hard-Boiled Heavies and Eggman find the Ruby.

Where did it come from? 🌀 From the timeline meddling that happened in Generations. The Time Eater fractured reality, and the Phantom Ruby slipped through the cracks.

📌 The Ruby was drawn to Eggman—like a magnet to chaos. 📌 The Heavies? Part of a subroutine from Eggman’s robots sent to hunt it down. 📌 Sonic? Just caught in the middle.

🔥 Phase 3: Sonic Mania’s Ending is Forces’ Beginning

After defeating Egg Reverie and reclaiming the Ruby, Classic Sonic is pulled into a final portal.

Where does it lead?

👉 Straight into the war-torn world of Sonic Forces.

Not a coincidence. That portal wasn’t random—it was the Ruby returning to its last known “master”...

🥁 Modern Eggman.

But Modern Eggman is like “?? tf is this rock again??” Because it's been YEARS. He doesn’t remember the Ruby, doesn't recognize Sonic looking all chibi again, and just assumes “okay new threat cool.”

💥 TL;DR Timeline Fix:

🧪 Generations – Eggmen tamper with time = unstable reality

💎 Phantom Ruby leaks into Classic world → Mania

🤖 Robots programmed by Eggman hunt the Ruby in the past

🌀 Sonic uses Ruby = portal to Forces

🧠 Eggman (present) forgets it was his old plan

💥 Classic Sonic is back, and he ain’t from another dimension... He’s from a botched timeline.

Bonus Headcanon:

I'm confident that events in sonic generations causes the sonic timeline to split into Modern Sonic and Mania Sonic having separate universes instead of one continuity down to these two little nuggets of info

- At the end of the game, Sliver, Shadow and Blaze are at Sonic's birthday party. They were not there in the beginning cutscene - I'd say that's because the timeline as been split from this point forward

- Modern Sonic doesn't have any memory of meeting himself or the events Mania & Superstars (I know the answer to why is that the games weren't made yet but shush)

- Classic Sonic would remember Crisis City, Planet Wisp and other modern sonic locations before he even went there if they were the same person

so I think the timelines work as:

Modern Sonic's Timeline

CLASSIC GAMES (1-3&K) -> MODERN GAMES UP TO GENS -> MODERN SONIC CARRIES ON TO FUTURE GAMES

Classic Sonic

I made a cursed challenge video recently (and honestly, I might’ve broken something 😅), BUT now I’ve got too many ideas and not enough rings to pick just one.

So YOU—yes, the one reading this while dodging Eggman memes— YOU get to choose what kind of chaos I bring next. 🌀

👇 VOTE or drop your own idea below!

💬 Got your own idea? COMMENT IT. 💡 Got a theory? I read them and reply or make posts about them. I got you.

Ever wondered if Blaze and Silver are from different futures?

Think Eggman Nega is secretly a clone?

Still can’t figure out what dimension Classic Sonic is actually from?

Yeah, SAME.

But now I’m opening this blog to YOUR THEORIES.

Send me the wildest, deepest, or funniest Sonic theories you’ve got, and I’ll do a full breakdown, timeline placement, game connection, and maybe even some cursed takes.

Nothing’s too obscure. If it’s about Sonic, I’ll analyze it.

What if the Shadow we’ve been playing as wasn’t the real Shadow?

After Shadow fell from space in SA2, he should’ve died — completely burned on impact. But what if that chaos energy mixed in his final Chaos Blast triggered a portal, launching him into White Space, where time doesn’t flow?

This explosion merged Chaos Control and Chaos Blast at once, causing Shadow to split across realities. And who got left behind? ➡️ A clone, a shell of Shadow — the one we played in Heroes.

Fast forward… in Sonic Generations, Shadow fights Sonic with a Chaos Emerald, but it's a different color than it should be. That’s not just a detail — it’s a different Shadow. Possibly the real Shadow, slipping back into reality.

💡 And guess what? In Sonic X Shadow Generations, the first act you play as Shadow feels off… and then he gets sucked into White Space.

That? That’s Black Doom deleting the clone. Why? Because he wants the real Shadow — the SA2 one — the one that saw Maria, who was forged in fire and chaos.

And here's the craziest twist: When Shadow defeats Black Doom, he does what Mephiles failed to do — he reclaims himself. No more clones. No more fakes. The true Ultimate Lifeform is back. 💥

He steps out of White Space, resets the timeline, and erases the clone who didn’t carry the truth, the pain, the real past.

This explains why the Shadow in Heroes didn't remember Omega or Big — he wasn’t the real one. And now? The OG Shadow returns, complete with memories, chaos energy, and purpose.

SEGA... this is the Shadow game we need. A full-on identity war. A clash of clones, chaos, and truth.