1990 · キャンペーン設定（ゲーム世界）
Invasions: Target Earth
A sourcebook for running comic-book invasion campaigns in a superhero roleplaying setting. It covers the stages of an invasion, creating alien forces and their leaders, and testing heroes against an enemy master plan. The book includes a complete ready-to-run invasion series with maps, scenarios, and profiles for Demonicus Rex and his minions, along with additional ideas for invaders such as time-traveling robots and giant animals. Game Master advice, play aids, and a bibliography support adventures using Champions and other Hero System games.
シナリオ／アドベンチャー／モジュールスキルベース（スキルを購入または獲得）ポイント制（ポイントを割り振ってスキルや能力を得る）ダイス（主にd6）
ゲーム情報（人数、プレイ時間、対象年齢、クレジット）の出典：BoardGameGeek。