UFO 50 is a Retreaux game collection by Mossmouth, a six-man development team manned by Derek Yu (Spelunky), Eirik Suhrke, Jon Perry, Paul Hubans, Ojiro Fumoto, and Tyriq Plummer.
It was originally slated for release on PC in 2018, but since then, a Schedule Slip has occurred, and the game is listed as "coming soon" as of late 2019.
Tropes present in this game:
- Advancing Wall of Doom: A deadly, spiked one scrolls upward in “Velgress.” If it touches you, it’s Game Over.
- Adventure Game: “Night Manor” has you exploring a spooky mansion.
- Beat 'em Up: “Fist Hell” is the sole example in the collection, and involves dealing with a Zombie Apocalypse with your own fists.
- Betting Mini-Game: “Quibble Race” is focused around betting on Quibbles in a type of alien horse race, with all gamblers capable of Fixing the Game.
- Block Puzzle: The main gameplay featured in “Block Koala.”
- Chiptune: All the retro soundtracks, for every game in the collection, are provided by Eirik Suhrke.
- Color-Coded Armies: Player 1 and 2 armies in the games “Attactics,” “Avianos,” “Lords of Diskonia,” and “Combatants” are always red and blue.
- Cool Car: The sports car featured in “Seaside Drive,” especially considering its considerable firepower.
- Expendable Clone: You'll quickly run through your remaining lives by sacrificing them to make platforms and clear pathways in both “Mortol” and “Mortol 2.”
- Fighting Game: “Hyper Contender” is a 1v1 game where every character has different types of mobility and method of attack.
- Flash of Pain: In one of the platform games shown in the trailer, the characters flash bright white when hit.
- Framing Device: The backstory for the compilation as a whole is that "UFO Soft" was an obscure game development studio that was "ahead of its time".
- Gameplay Roulette: There are fifty games in total, and they vary wildly in their genre, with just the trailer featuring a Platform Game, a Beat 'em Up, a Shoot 'Em Up, an Eastern RPG, and more! One game in the collection, Cyber Owls even features five different types of gameplay on its own!
- Gravity Screw: The main character in “Vainger” flips their gravity both on the ground and mid-air.
- Locomotive Level: The entirety of Rail Heist is a Train Job game, with players able to play as both the robbers and the law in multiplayer mode.
- Macro Zone: All of the levels in "Mini & Max." Mini can shrink herself down to explore them.
- Racing Game: “The Big Bell Race” features racing in a UFO, which can engage in some Car Fu along the laps.
- Retraux: Promotional material for the games in the collection look like they would fit in the NES library.
- Spikes of Doom: The main character of "Mortol" is seen dying on a row of solid metal spikes in the trailer.
- Stealth-Based Game: “Camouflage,” in which you play as a tiny lizard, changing your color to avoid Instakill Mooks.
- Temporary Platform: Plenty of them in “Velgress.” That game was originally titled “Fragile Platforms.”
- Turn-Based Strategy: “Avianos” features resources, map control, and warring armies of birds who worship dinosaur gods.
- Wild Teen Party: “Party House” is a game about hosting the best party possible, using popularity points and funds to invite a multitude of guests that can help or hinder your party.
