This information is also in the file RANDO.DOC in the generated zip file.
The easiest way to play is with
Download the randomized zip file and extract it somewhere.
mount the C: drive if necessary,
cd to the folder where you extracted the game,
When the game starts, you can configure keys by pressing
This is the keymap I use:
These tutorial videos explain some of the basic concepts. There's also a page of tips.
The randomizer is free software. You can download the source code and run it on your own computer. The source code repository also contains a lot of other information related to reverse-engineering Captain Comic. You will need git-annex to download some of the larger files in the repository (not needed if you are only using the randomizer).
The randomizer itself is in the public domain. See comicrando-licenses.zip for the licenses of dependencies.
You may be interested in how the seed algorithm works.
Captain Comic randomizer live coding video playlist
A few favorite episodes:
Michael Denio, James Fifield, Yury Lesiuk, Anatoly Shashkin, Rust, Go, Python, R, Graphviz, ggplot2, SageMath, Programming Rust, Radare, NASM, The BIG List of Video Game Randomizers, AGDQ 2019 randomizer panel, The Art of Computer Programming, The Cutting Room Floor, Malvineous and ModdingWiki, DOSBox, Git, git-annex, wasm-pack, wasm-bindgen, MDN Web Docs, OBS, Debian, Internet Archive.