إعداد الحملة (عالم اللعبة)

G. I. Joe d20

A d20 Modern role-playing game set in the world of G.I. JOE. Players take on the roles of elite soldiers serving the G.I. JOE counter-terrorist force, or, with the Game Master’s approval, members of COBRA seeking world domination. The game uses a lightly modified version of the d20 Modern rules.