Arena of Octos is a single-player role-playing and strategy game in which players engage in turn-based combat to defeat alien opponents. In this game, players assume the role of a human space pilot captured by the Octons, an aggressive race of green-skinned aliens, and must fight as a gladiator to earn their freedom. It stands out with its sci-fi theme, featuring strategic turn-based battles on platforms like the TRS-80 and Apple II, and emphasizes tactical decision-making and combat skills in a futuristic setting.