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Bases Loaded 4
Bases Loaded 4, developed by Jaleco in 1993, is a baseball action game for the NES that emphasizes arcade-style gameplay over realistic simulation. The game supports two players and alternates between batting and pitching phases. Players take on roles as both batter and pitcher, timing their swings to hit incoming pitches or selecting pitch types and locations to strike out opponents. The game features straightforward controls using the directional pad and action buttons for swinging, pitching, and base running. Gameplay progresses through multiple matches against increasingly challenging opponents, with adjustable difficulty levels. The fast-paced action and head-to-head competition made it a popular arcade-style alternative to more simulation-focused baseball titles of the era.
- Developer
- Jaleco
- Released
- 1993
- Platform
- NES
- Genre
- Action
- Players
- 2P
- Rating
- 4.5 / 5 (2.2K)
- Last updated
Bases Loaded 4 Controls — NES Keyboard Keys
Default keyboard bindings for Bases Loaded 4 on our in-browser NES 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) |
| Enter | Start | Start / Pause |
| Shift | Select | Select / Mode |
Rebind any key from the EmulatorJS in-game settings menu (gear icon → Controls). A connected gamepad auto-maps to the same buttons.
Bases Loaded 4 Longplay & Gameplay Videos
Watch a full playthrough of Bases Loaded 4 on NES before you dive in — recommended for getting a feel for the game's pacing, story beats, and difficulty curve.
Watch longplay on YouTube
"Bases Loaded 4" NES longplay 1993
Bases Loaded 4 Cheat Codes
17 community-curated cheats for Bases Loaded 4. Tick any to activate them automatically when you click "Play with cheats" — or copy a code into your own emulator.
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Balls Do Not Count
SZNXGUVV -
Strikes Do Not Count
SXOXYUVV -
2 Strikes And You're Out
PEOXGLZA -
4 Strikes And You're Out
LEOXGLZA -
2 Balls And You Walk
PANZGLLA -
3 Balls And You Walk
ZANZGLLA -
1 ball and you walk
AANZGLLA -
Some batters start with count of 1 and 1 (2 Player mode)
PANPUTAA+PEOETGAA -
Some batters start with count of 2 and 2 (2 Player mode)
ZANPUTAA+ZEOETGAA -
Some Batters Start With Count Of 1 And 1
PANPUTAA+PEOETGAA -
Some Batters Start With Count Of 2 And 2
ZANPUTAA+ZEOETGAA -
P2/CPU Never Scores
0391:00
Show 5 more cheats Show fewer
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Strikes Modifier
037C:00 -
Balls Modifier
037D:00 -
Outs Modifier
037E:00 -
Balls Are Strikes
NYKXZUGE+TAKXGUON
External references
Frequently Asked Questions
When was Bases Loaded 4 released?
Bases Loaded 4 was released in 1993 for the NES.
Who developed Bases Loaded 4?
Bases Loaded 4 was developed by Jaleco, available to play in your browser on RetroGameSpace.
How many players does Bases Loaded 4 support?
Bases Loaded 4 supports up to 2 players, ideal for couch co-op or competitive sessions on the NES.
What type of game is Bases Loaded 4?
Bases Loaded 4 is a Action game for the NES, playable instantly in your browser — no downloads, no installs.
How can I play Bases Loaded 4 for free?
Open this page and click "Play Now" — Bases Loaded 4 runs free in your browser via WebAssembly emulation. No account, no payment, no installer.
Do I need to download anything to play Bases Loaded 4 in the browser?
No. Bases Loaded 4 streams from a public archive into a browser-side NES emulator. Nothing is installed on your computer.
Can I save my progress in Bases Loaded 4?
Yes. Save states are stored in your browser (IndexedDB) per game, and you can also use any in-game save the original NES cartridge supported.
Does Bases Loaded 4 work on mobile devices?
Yes — the NES emulator runs on iOS Safari and Android Chrome. Touch controls overlay the game; landscape mode is recommended.
Is it legal to play Bases Loaded 4 this way?
RetroGameSpace is a transient caching reverse-proxy and does not host first-party copies of Bases Loaded 4. 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.
