NES

Alien NahTopsy

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Emulator

Frame rate: 0 FPS
Speed: 0 %
Uptime: 0:00
Controller: Keyboard

Emulated console

CPU: Ricoh 2A03 (6502), 1.79 MHz
Memory: 2 KB RAM
Video: PPU, 256×240, 54 colors
Video memory: 2 KB VRAM
Sound: 5 channels: 2 pulse, triangle, noise, DPCM
Cartridge: Mapper 2 · UxROM, 128 KB / RAM
Emulator core: FCEUmm (EmulatorJS)

About Alien NahTopsy

Platform: NES
Developer: Raftronaut
Year: 2023
Genre: Puzzle
Players: 1
License: Homebrew

A short block-pushing puzzle: the authorities are on their way, and a small alien has to destroy the evidence first.

Push every piece of alien DNA into the trash, collect green coins where you need them, unlock doors with key cards and reach the UFO to escape. Your time is shown at the end.

Facts

Raftronaut made it in 2023 with Retro Puzzle Maker, as a class assignment and a test of the tool.
The graphics were drawn in NEXXT and the music was made in FamiTracker. The download includes an NSF file of the soundtrack.

Cartridge

Mapper: 2 · UxROM
PRG / CHR: 128 KB / RAM
Mirroring: Vertical
Saves: No

131,088 bytes · CRC32 72D64679 · MD5 fb3740282c2305c8b337ecdabca5e534

Keyboard controls

D-pad: ← ↑ ↓ →
A: Z
B: X
Start: Enter
Select: V

Steam Controller

D-pad: D-pad
A: A
B: B
Start: Start
Select: Select

Xbox controller

D-pad: D-pad
A: A
B: B
Start: Menu
Select: View

DualSense controller

D-pad: D-pad
A: ✕
B: ○
Start: Options
Select: Create

Keys and controller buttons can be remapped with the Controls button under the game. Save and Load keep a snapshot of the game in your browser. Steam Controller works as a gamepad through Steam Input. On phones, on-screen buttons appear.