Allegiance

Allegiance is an online multiplayer game with action and strategy elements. The game features six playing modes: Deathmatch, deathmatch with a time restriction capture the flag, prosperity, artifacts, and conquest. Every player can take control over the various space ships with different tactical uses, e.g. salvation ships for rescuing shot-down pilots (otherwise they are out for a while) or stealth fighters for scouting. Then the game plays like a traditional space simulation. (mobygames.com)