2011 · 소스북(플레이 향상용 규칙/옵션)
Time Travel
This free science-fiction RPG supplement explores time travel and campaigns that span multiple eras. It includes a feature on using ladders in a fourth-edition sci-fi campaign, traps and hazards drawn from both sides of the timeline, a bonus bestiary, and an adventure. Additional content covers radiation in campaigns and previews two upcoming settings.
스킬 기반(스킬을 구매하거나 획득)속성/스탯 기반(STR, CON, PER 등)클래스 기반(파일럿, 마법사, 과학자 등)
게임 정보(인원, 플레이 시간, 연령, 제작진) 출처: BoardGameGeek.