Keep the lines coming.
Continuous play. Clear lines, chase a high score and keep up as the speed increases.
ZX SPECTRUM 128K
TetrisGB.
A pocket classic.
In full Spectrum colour.
Game Boy Tetris, recreated for the Spectrum with coloured pieces, AY music and that familiar one-more-game feeling.
Free to play · One player · Keyboard + Kempston
COLOUR. BLOCKS. AY.
01 / PLAY
Your next line starts here.
Click Play, then press Enter to start.
Sound begins with your interaction.
SPECTRUM 128K
Ready for one more game?
Real Spectrum emulation. Real AY sound.
Keyboard recommended. Touch controls are available below.
02 / WATCH
See it. Hear it.
Loading artwork, menu and gameplay.
43 seconds, with AY audio.
03 / HOW TO PLAY
Simple keys. Serious stacking.
At your fingertips
- Q
- Rotate
- A
- Soft drop
- O P
- Left / right
- Enter
- Start, pause and confirm
- M
- Toggle music; effects stay on
- N
- Show / hide the next piece
- 1
- Back to the menu
Kempston: left/right to move, down to drop, fire to rotate. Press K in the menu to toggle.
Twenty-five. That's the target.
Clear 25 lines at your chosen starting speed and pile height. Finish the challenge to see your results.
Feeling brave?
Press L in the menu for heart difficulty: falling speed increases by ten levels, capped at level 20. The heart is a challenge, not an extra life.
Menu: O/P selects level · B switches mode · H selects B-Type height · T chooses music · R opens records.
04 / BEHIND THE BLOCKS
Made for the Spectrum.
Developed with ChatGPT.
An unofficial native Z80 recreation, informed by the disassembly of Game Boy Tetris v1.1. Graphics, music and game systems have been adapted to the Spectrum 128K.
Created by MmmPT with assistance from OpenAI's ChatGPT for code, graphics conversion, AY audio, debugging, testing and documentation. Tested in emulation.