"Code Name: S.T.E.A.M." (Strike Team Eliminating the Alien Menace) is a turn-based strategy game developed by Intelligent Systems and published by Nintendo for the Nintendo 3DS. The game was released in 2015 and features a unique blend of steampunk aesthetics, tactical gameplay, and real-time strategy elements.Key features of "Code Name: S.T.E.A.M." for the Nintendo 3DS include:1. **Steampunk Setting:** The game is set in an alternate steampunk-inspired version of London, where players control a team of agents from the organization S.T.E.A.M. to combat an alien invasion.2. **Tactical Turn-Based Combat:** The core gameplay revolves around turn-based combat, where players strategically maneuver their team members across grid-based maps. Each agent has a limited number of action points to move, attack, and use special abilities.3. **Third-Person Shooter Perspective:** Unlike traditional turn-based strategy games, "Code Name: S.T.E.A.M." features a third-person shooter perspective during the player's turn, allowing for more direct control over aiming and targeting.4. **Line of Sight Mechanics:** The game incorporates a unique "A.B.E." (Aether-Booster Equipment) system that uses steam power. Players need to carefully manage their steam reserves, and line-of-sight mechanics play a crucial role in aiming and attacking enemies.5. **Diverse Cast of Characters:** Players can recruit and control a diverse cast of characters, each with their own unique abilities and playstyles. Characters are inspired by literary figures and folklore, adding depth to the game's narrative.6. **Real-Time Enemy Turns:** After the player completes their turn, the enemy units move and attack in real-time. This adds an element of unpredictability and urgency to the gameplay, requiring players to plan and adapt to changing situations.7. **Customizable Loadouts:** Players can customize their agents' loadouts by choosing from a variety of weapons and secondary items. Experimenting with different combinations adds a strategic layer to the game.8. **Amiibo Support:** "Code Name: S.T.E.A.M." supports select Amiibo figures, allowing players to unlock special characters from the Fire Emblem series to join their team.9. **Challenge Maps:** The game includes additional challenge maps that test players' strategic skills and offer extra content beyond the main campaign.10. **Visual Style:** The game features a vibrant and stylized art style that complements its steampunk theme, creating a visually appealing experience on the Nintendo 3DS.While "Code Name: S.T.E.A.M." received positive reviews for its unique approach to turn-based strategy and real-time elements, it faced some criticism for its difficulty and pacing. Nevertheless, it stands out as an innovative title within the strategy genre on the Nintendo 3DS.