• Double Dragon
Release Date: 1992
Genre: Beat ’em Up
Players: 1–2
• Description - Double Dragon is a side-scrolling beat ’em up featuring melee combat, enemy encounters, and stage-based progression.
• Co-op Experience - Two players can play simultaneously, each controlling a character on the same screen. Players fight through stages together and progress cooperatively.
• Earth Defense
Release Date: 1995
Genre: Shoot ’em Up
Players: 1–2
• Description - Earth Defense is an unlicensed vertical shoot ’em up developed by AV Artisan and published by Realtec. Players control jet fighters tasked with liberating five global regions from an advanced enemy force, progressing through stages set in locations like Brazil, Washington, Siberia, China, and Nigeria. The game features two selectable weapon types, a spread-style vulcan shot and a beam-style wave shot, along with a temporary shield for invulnerability instead of traditional bomb attacks.
• Co-op Experience - Two players can play simultaneously on the same screen, each controlling their own jet. Both players fight through stages together, choose and upgrade their weapons independently, use shields for protection, and defeat enemy waves and bosses cooperatively.