Derek Pearcy designed a role playing game based on another game created by Croc in what language?
In Nomine Satanis/Magna Veritas In Nomine Satanis/Magna Veritas is a French role-playing game, created by Croc. In Nomine Satanis ("In Satan's Name") was the Demonic player's guide and Magna Veritas ("The Great Truth") was the Angelic player's guide.
Costello (online game) Costello is an educational MUD — a text-based online role-playing game — designed for teaching English as a foreign or second language. It is offered online as a free service. Created in 1995, it was innovative in its use of the MUD medium for EFL/ESL instruction, and has received positive critical response.