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Play Ultracore (Strictly Limited Games · US edition · English) Online
Ultracore
Play Ultracore online on Sega Genesis. Explore non-linear bases, collect keycards, buy upgrades, switch weapons, and blast through a lost 16-bit run-and-gun.
Browser play
Sega Genesis / Mega Drive — EmulatorJS controls
Default Player 1 keyboard mapping. Change keys in Controller Settings.
| Console button | Keyboard |
|---|---|
| ↑ / ↓ / ← / → | ↑ / ↓ / ← / → |
| A / B / C | S / X / Z |
| X / Y / Z | Q / A / E |
| START / MODE | Enter / V |
Open Controller Settings to configure your keyboard or gamepad. Touch controls are available on mobile.
How to Play Ultracore
Quick start
Explore each non-linear base, shoot robots and turrets, and search for coloured cards, switches, terminals, and lifts that open the route onward. Collect coins for extra lives and shops, preserve bombs for crowded rooms, and use crouch-jumps to reach hidden platforms.
Controls
D-pad: Move and crouch. A: Action/use a terminal or switch. B: Jump. C: Shoot. X: Change weapon. Z: Use a bomb. Start: Pause. The six-button layout is shown in the original release manual.
Ultracore Game manuals
Cheats
No cheats have been added for this edition.
Player verification and sources
Browser play was reviewed before this edition was published in the catalogue. The date below is the catalogue publication date, not the game’s original release date.
- Browser test and catalogue publication date
- Browsers and devices
- PC: Chrome, Edge and Firefox. Mobile: Chrome on Android and Safari on iPhone and iPad.
- Player engine and core
- EmulatorJS 4.3.0-pre · segaMD
- Tested by
- rwEmulator
Sources and editorial basis
rwEmulator reviews edition metadata, release information, game manuals and first-hand browser-play notes. Available manuals are linked below; the editorial policy explains how facts are checked and corrections are handled.