Introduction
Released in 1986, Xain'd Sleena is a hybrid arcade game that blends run-and-gun platforming with space shooter segments. Developed by Technos Japan and published by Taito, the game features a space mercenary who must liberate multiple planets from hostile alien forces. Its varied gameplay, planetary selection system, and sci-fi setting helped it stand out during the mid-1980s arcade boom.

Development and History
- Developer: Technos Japan
- Publisher: Taito (Japan), Memetron (North America, under the title Solar Warrior)
- Release Date: 1986
- Platform: Taito arcade hardware
Xain'd Sleena was developed by Technos Japan, a studio later known for hits like Double Dragon and Renegade. The game was localized in North America as Solar Warrior by Memetron, though the gameplay remained largely unchanged. The Japanese version featured a darker tone and slightly different enemy patterns.

Gameplay Video
Gameplay and Mechanics
Players control Xain, a galactic mercenary tasked with destroying enemy bases on five different planets. Each level begins with a side-scrolling action stage and ends with a brief space shooter sequence.
Gameplay structure:
- Choose from five planets to tackle in any order
- Each planet features unique terrain, enemies, and difficulty
- Run-and-gun gameplay with jumping, crouching, and shooting
- Defeat the planet’s base, then escape via horizontal space shooter segment
- After all planets are cleared, final mission appears
Key features:
- Power-ups include rapid fire and laser upgrades
- Enemy variety includes ground troops, mechs, and alien creatures
- Environmental hazards like lava pits, electric fields, and moving platforms
- Responsive controls with smooth jump arcs and weapon animations

Cultural Impact and Legacy
- Known for its dual gameplay structure, blending platforming and space shooter mechanics
- Early example of non-linear level selection in arcade games
- Cult following for its fast-paced action and distinct 1980s sci-fi aesthetic
- Frequently cited as a precursor to Technos Japan’s later action-heavy titles
- Released on various home computers under alternate titles like Soldier of Light

Fun Facts
- The game’s original Japanese title, Xain'd Sleena, refers to the protagonist and sounds like a romanized version of an alien name
- Solar Warrior was the U.S. version but changed little beyond title and cabinet artwork
- The space shooter sections are inspired by games like Gradius, adding genre variety
- The final mission features an all-new environment and higher difficulty

Conclusion
Xain’d Sleena may not be as well-known as Technos Japan’s later hits, but its innovative structure and genre fusion made it a standout arcade experience in 1986. Its ability to shift between intense platforming and space shooting — all within a single cabinet — showed a willingness to experiment that left a mark on arcade design. A hidden gem worth rediscovering.