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Play Denki Blocks! (US edition) Online
Denki Blocks!
Play Denki Blocks! online and solve GBA sliding puzzles by fusing same-coloured Gumblocks into the required groups and shapes.
Browser play

Game Boy Advance (GBA) — EmulatorJS controls
Default Player 1 keyboard mapping. Change keys in Controller Settings.
| Console button | Keyboard |
|---|---|
| ↑ / ↓ / ← / → | ↑ / ↓ / ← / → |
| A / B | Z / X |
| L / R | Q / E |
| START / SELECT | Enter / V |
Open Controller Settings to configure your keyboard or gamepad. Touch controls are available on mobile.
How to Play Denki Blocks!
Quick start
Choose a language, then create a character file by selecting a character and entering a name. Select Solo Games and start Tournament. Slide every loose Gumblock at once with the D-pad so same-coloured blocks touch and fuse; clear 15 of each opponent's 25 puzzles to defeat that opponent and earn a trophy on the route to Puzzle Master.
Controls
D-pad: move menu selectors or slide all Gumblocks; A: select the indicated option; B: go back or undo the last move; START: pause/unpause, with Reset available when a puzzle is unsalvageable; SELECT: flip puzzles on the Puzzle Select screen. L/R have no documented core function.
Denki Blocks! 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 · gba
- 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.