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Cardboard Box

@cardboard-box

My NES game Perfect Diamond is available on Steam https://store.steampowered.com/app/3871170/Perfect_Diamond/ and itch https://enjoyance.itch.io/perfect-diamond My retro game dev projects and other stuff: https://blog.enjoyance.com/

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17.11.2024
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Latest posts by Cardboard Box @cardboard-box

Apparently I accidentally uploaded the less compatible of the 2 versions of the game. I replaced it with the correct one, but unfortunately Nestopia's incorrect emulation results in random right presses.

23.01.2026 00:22 ๐Ÿ‘ 0 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
Preview
Perfect Diamond by Enjoyance Games Fast-paced block puzzle for the NES

My NES game Perfect Diamond now has a free demo where the speed stays slow so you can learn to play. Playable in browser or as a downloadable ROM: enjoyance.itch.io/perfect-diam...

21.01.2026 19:51 ๐Ÿ‘ 11 ๐Ÿ” 4 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0
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Nintendo doesn't want you to know about the NES's secret 2nd background layer. (Uses a similar technique to Asterix on the Game Boy.)

27.10.2025 16:40 ๐Ÿ‘ 8 ๐Ÿ” 2 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0

If you can't do both at the same time it should be called lynwood bowl or skate.

06.09.2025 14:34 ๐Ÿ‘ 2 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
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My NES / PC game Perfect Diamond is now available on Steam: store.steampowered.com/app/3871170/... and itch: enjoyance.itch.io/perfect-diam...
Comes with a ROM to play on NES emulator or flash cart!

08.08.2025 19:14 ๐Ÿ‘ 38 ๐Ÿ” 13 ๐Ÿ’ฌ 2 ๐Ÿ“Œ 0
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My new NES game Perfect Diamond will be available on Steam and itch.io on August 8th! Comes with a ROM file to play on a real NES via flash cart! Physical NES cartridge release will come a bit later.

25.07.2025 16:38 ๐Ÿ‘ 203 ๐Ÿ” 47 ๐Ÿ’ฌ 8 ๐Ÿ“Œ 3
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I'm getting pretty close to finishing my new NES puzzle game - Perfect Diamond! Will be available on physical cartridge as well as digital download. #nesdev #gamedev #indiedev

02.06.2025 20:00 ๐Ÿ‘ 50 ๐Ÿ” 13 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
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I just completed "Resonant Collinearity" - Day 8 - Advent of Code 2024, with 6502 assembly running on an NES #AdventOfCode adventofcode.com/2024/day/8

08.12.2024 19:16 ๐Ÿ‘ 5 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
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I just completed "Bridge Repair" - Day 7 - Advent of Code 2024, using 6502 assembly running on an NES #AdventOfCode adventofcode.com/2024/day/7

07.12.2024 23:01 ๐Ÿ‘ 5 ๐Ÿ” 0 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0
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I just completed Days 5 and 6 of Advent of Code 2024 on an NES #AdventOfCode adventofcode.com/2024/day/6

07.12.2024 04:48 ๐Ÿ‘ 5 ๐Ÿ” 0 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0
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I just completed "Ceres Search" - Day 4 - Advent of Code 2024, using 6502 assembly on an NES #AdventOfCode adventofcode.com/2024/day/4

05.12.2024 02:15 ๐Ÿ‘ 4 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0

I'm pretty sure that I got norovirus from the food at the company Christmas dinner where 1/3 of the company got norovirus.

04.12.2024 13:01 ๐Ÿ‘ 0 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
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I just completed "Mull It Over" - Day 3 - Advent of Code 2024, on an NES #AdventOfCode adventofcode.com/2024/day/3

04.12.2024 02:17 ๐Ÿ‘ 4 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
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I just completed "Red-Nosed Reports" - Day 2 - Advent of Code 2024, on an NES. #AdventOfCode adventofcode.com/2024/day/2

03.12.2024 01:28 ๐Ÿ‘ 1 ๐Ÿ” 0 ๐Ÿ’ฌ 0 ๐Ÿ“Œ 0
Day 1 - Advent of Code 2024

I just completed Day 1 of Advent of Code 2024 using 6502 assembly running on an NES #AdventOfCode adventofcode.com/2024/day/1

01.12.2024 19:11 ๐Ÿ‘ 4 ๐Ÿ” 1 ๐Ÿ’ฌ 1 ๐Ÿ“Œ 0