Now Ares can emulate LD-ROM² PACK, Vajra and Vajra 2 are finally playable.
here nightly version and bios needed
https://mega.nz/file/StoyACwZ#6fm8aV_4KyTwS4nsU4VvrUNqjFGplUvpL88CUQp970A
You have to set the correct bios in core option to load properly the game, when you start the game go to the option and select 3do_arcade_saot.bin bios, then save the game option and restart the game