Ecco Jr.
A landmark action game for the Sega Genesis, Ecco Jr. combines tight controls with engaging gameplay. Its enduring appeal lies in the perfect balance of challenge and reward.
- Developer
- Novotrade
- Released
- 1995
- Platform
- Mega Drive
- Genre
- Action
- Players
- 1P
- Rating
- 4.7 / 5 (2K)
- Last updated
Ecco Jr. Controls — Mega Drive Keyboard Keys
Default keyboard bindings for Ecco Jr. on our in-browser Mega Drive emulator. Plug in a USB or Bluetooth gamepad to auto-detect mappings, or rebind any key from the emulator settings menu.
| Keyboard | Console button | Typical use |
|---|---|---|
| ↑ | D-Pad Up | Move up |
| ↓ | D-Pad Down | Move down |
| ← | D-Pad Left | Move left |
| → | D-Pad Right | Move right |
| X | A | Primary action (jump / confirm) |
| Z | B | Secondary action (attack / cancel) |
| S | C | Tertiary action |
| A | X | Quaternary action |
| Q | Y | Fifth button |
| W | Z | Sixth button |
| Enter | Start | Start / Pause |
These bindings cover the 6-button Mega Drive controller. Most older titles only use buttons A/B/C; the extra X/Y/Z buttons matter for Street Fighter II and other 6-button fighters.
Rebind any key from the EmulatorJS in-game settings menu (gear icon → Controls). A connected gamepad auto-maps to the same buttons.
Ecco Jr. Longplay & Gameplay Videos
Watch a full playthrough of Ecco Jr. on Mega Drive before you dive in — recommended for getting a feel for the game's pacing, story beats, and difficulty curve.
Watch longplay on YouTube
"Ecco Jr." Mega Drive longplay 1995
Ecco Jr. Cheat Codes
1 community-curated cheats for Ecco Jr.. Tick any to activate them automatically when you click "Play with cheats" — or copy a code into your own emulator.
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Boot Into Region Info Screen
AJBT-AA3J
External references
Frequently Asked Questions
When was Ecco Jr. released?
Ecco Jr. was released in 1995 for the Mega Drive.
Who developed Ecco Jr.?
Ecco Jr. was developed by Novotrade, available to play in your browser on RetroGameSpace.
How many players does Ecco Jr. support?
Ecco Jr. is a single-player Action game for the Mega Drive.
What type of game is Ecco Jr.?
Ecco Jr. is a Action game for the Mega Drive, playable instantly in your browser — no downloads, no installs.
How can I play Ecco Jr. for free?
Open this page and click "Play Now" — Ecco Jr. runs free in your browser via WebAssembly emulation. No account, no payment, no installer.
Do I need to download anything to play Ecco Jr. in the browser?
No. Ecco Jr. streams from a public archive into a browser-side Mega Drive emulator. Nothing is installed on your computer.
Can I save my progress in Ecco Jr.?
Yes. Save states are stored in your browser (IndexedDB) per game, and you can also use any in-game save the original Mega Drive cartridge supported.
Does Ecco Jr. work on mobile devices?
Yes — the Mega Drive emulator runs on iOS Safari and Android Chrome. Touch controls overlay the game; landscape mode is recommended.
Is it legal to play Ecco Jr. this way?
RetroGameSpace is a transient caching reverse-proxy and does not host first-party copies of Ecco Jr.. Game files are fetched on demand from publicly-accessible archives. You are responsible for compliance with your local laws and the bring-your-own-ROM principle.
