Games like Thunder Force III

"Valis: The Fantasm Soldier Collection Launcher" is a free program that allows players to launch purchased titles from the classic side-scrolling Valis series. The games blend fast-paced action with magical attacks across varied levels, featuring anime-style cutscenes that enhance the rich narrative experience. Note that the launcher itself does not include the games, which must be acquired separately.

Sega Mega Drive & Genesis Classics is a compilation of over 50 classic games, offering a variety of genres from arcade action to puzzlers. With modern features like online multiplayer, achievements, and save states, it provides a nostalgic experience for old players and a chance for new ones to discover hidden gems. Despite some bugs and grinding, it stands out for its masterful graphics, splendid music, and dense atmosphere, making it highly replayable.

"Devil Engine" is a 2D side-scrolling shoot 'em up game that pays homage to classic shooters. The game features six stages with intense boss battles and a variety of enemies. With multiple difficulty settings, unlockable characters, and deep scoring systems, "Devil Engine" offers a challenging and rewarding experience for shoot 'em up fans.

GRADIUS ORIGINS is a comprehensive collection of 18 versions from all seven classic arcade titles in the Gradius series, including the rare Gradius III AM Show Version. It features modern enhancements like save states, rewind, Invincible Mode, and a customizable Training Mode to refine your skills. Additionally, it offers a rich gallery of music and images celebrating the franchise's history.

Teenage Mutant Ninja Turtles: The Cowabunga Collection is a compilation of classic TMNT games from the arcade and consoles, including Turtles in Time, The Hyperstone Heist, and Tournament Fighters. This collection offers updated visuals, modern features like online multiplayer, and the ability to save at any point. It's a must-have for fans of the classic TMNT games, allowing them to relive their childhood memories and introduce the games to a new generation of players.

In Darius II, also known as Sagaia in the West, players control the Silverhawk, battling through a non-linear level system to reach and defeat an evil force. The game takes place in space, with seafood-themed enemies and bosses, making for a unique shoot 'em up experience. Proco Jr. and Tiat Young, descendants of the planet Darius, embark on this journey to answer a mayday signal from a fellow survivor.

The "Jurassic Park Classic Games Collection" compiles seven 8-bit and 16-bit games from the 90s, featuring updated save states, new in-game maps, and quality-of-life fixes. Players explore Isla Nublar as Dr. Alan Grant, or a Velociraptor, experiencing various objectives in each title, from collecting eggs to restoring park power. This nostalgic collection immerses you in the original Jurassic Park franchise excitement.

"VASARA Collection" is a retro-style shoot 'em up game featuring vertical scrolling levels and intense action. The collection includes the two Vasara games, known for their historic alternative setting and innovative "Variable Shooter" system, as well as enhanced versions with new modes and features. Players control anime-inspired characters with unique abilities, battling through hordes of enemies and powerful bosses in a feudal Japan setting.

"Rare Replay" is a compilation of 30 classic games from developer Rare, spanning multiple genres and consoles from the ZX Spectrum to Xbox 360. The games include local multi-player and co-op options, with features and errors preserved from the original releases. Additional rewards such as behind-the-scenes footage and interviews are unlocked through player progress.

Shoot Many Robots is a comedy shooter game that offers both single-player and 2-player co-op modes. Players can choose from a variety of weapons to fight against hordes of degenerate robots in a classic 2.5D side-scrolling setting. With good gameplay and graphics, the game provides plenty of humor and is known for its high grinding nature. The game's description states, "A 4-player co-op run-n-gun action shooter that throws you into a tidal wave of robots with an array of weaponry."