1.Install the Dreamcast toolchain https://github.com/KallistiOS/KallistiOS/tree/master/utils/dc-chain.2.Install python33.Place a Super Mario 64 ROM called baserom.<VERSION>.z64 into the repository's root directory for asset extraction, where VERSION can be us, jp, or eu. Note: Only US supported4.Run make TARGET_DC=1 scramble5.This will produce a scrambled binary called 1ST_READ.BIN ready to be burned onto a cd-r for use in a Dreamcast.