ModsCrystal Caves HD
Crystal Caves HD mods
A mod changes the game itself. It needs something to load it, it may need other mods first, and it only works on the versions its author built it for.
1,244 mods, most downloaded first · newest update 19 Sep 2026
- Advent Calendar - 07by Retro ZenEverybody knows that if you want a Christmas tree made of jewels, you have to overcome pits of lava and dodge falling hammers. Mylo will stop at nothing to feel the spirit of crystals.161 downloadsupdated 6 y ago
- Advent Cal 2022 - 10by LihinianOh no! Mylo has lost his presents in a storm! Now he must leave his comfy logcabin behind and go for a search! Meanwhile, he must also take down his xmas decorations. Or else he will receive a fine for littering... Can you find all secrets?155 downloadsupdated 4 y ago
- Advent Calendar - 13by rotterdxmTileset: polar compound Difficulty: festive Mylo finds himself at the entrance to a mysterious facility...155 downloadsupdated 6 y ago
- Blooming Iceby AdelionDifficulty: Easy Max Score: 125150 Hidden Fruits: 3 Happy Advent! Hidden inside a cave is the mysterious Healing ice flower supposed to heal every illness. Maybe even Mylo's crystal addiction.155 downloadsupdated 23 mo ago
- Advent Cal 2022 - 13by ⛧Luxúria⛧Advent Calendar 2022 - 13 "The White Lodge" by Alyxx the Rat154 downloadsupdated 4 y ago
- Advent Calendar - 09by arj0nShip’s Log – Stardate 2020.12 ----------------------------- Personal Entry – Record On. Oh, deer, it's that time of the year I'm feeling extra santa-mental. I'm about to enter a tree-mendous clause-trophobic level, with lots of enemies who are, fir sure, up to snow good. Note to self: must not fi...154 downloadsupdated 6 y ago
- Advent Cal 2022 - 05by spaceseelSubmitted for the Advent Calender 2022 event. It's my very first map, so enjoy!153 downloadsupdated 4 y ago
- Scrungi Escape 2by 76561198834045182The underground passage has caved in. No time to rest.149 downloadsupdated 6 y ago
- Crystal Blueby 76561198354302320A mine full of blue crystals was discovered by Mylo, all ready for the picking! Beware though, there's something inhabiting it, and it's not friendly... Max Score: 144450148 downloadsupdated 5 y ago
- GREENby 76561198834045182Take your time, and watch your step.148 downloadsupdated 6 y ago
- Advent Cal 2022 - 06by Vilde321Santa's Workshop has been overrun by monsters and Santa has asked for Mylo's help to get rid of them to get back on track with the presents! Only Mylo can save Christmas!!!147 downloadsupdated 4 y ago
- The Three Trialsby ahoymeheartiesMylo has entered a most dangerous cave where he must face three trials and his own personal demons to survive. Will he have the tenacity to survive death-defying traps? Will the pools of acid and menacing stalactites kill him, or will he destroy himself with his greed? Find out in... The Three Tr...147 downloadsupdated 6 y ago
- Tundra Darkby Capt. SkellyManWe join our hero falling further into a deep pit that he found in his backyard. What awaits Mylo at the bottom?146 downloadsupdated 6 y ago
- LV-Piece of Cakeby 76561199039762397This level is a piece of cake, an easy win, straight forward, no fuss.146 downloadsupdated 9 mo ago
- =insert coin=by Marco(GER)Mylo went into a Pub to have some drinks, in the corner he found an old classic retro gaming machine, he was surprised and he never knew that a game of him exist.145 downloadsupdated 19 mo ago
- Foxy-002by FoxyAnother classic level from the back of the 90's Maths book143 downloadsupdated 6 y ago
- Retro zen vs dry humorby Capt. SkellyManPoor mr. dude, he thought he was pretty funny with his facetious sense of humor. Alas, Retro zen didn't appreciate it and now mr. dude doesn't know what to do.... wait... maybe make a level with some terrible description that retro zen will read.141 downloadsupdated 6 y ago
- Advent Calendar - 17by rotterdxmTileset: polar present production plant Difficulty: challenging Mylo responds to an emergency transmission; the precious packages in this facility must be recovered and the invaders removed so the festive season can continue...140 downloadsupdated 6 y ago
- Advent Calendar - 12by James P. AlbiniKrampus took your Christmas presents from Santa and hid them in his secret lair. It's up to Mylo to save your Christmas and retrieve your gifts. Happy Holidays and I hope you enjoy playing this level!140 downloadsupdated 6 y ago
- Advent Calendar - 22by 76561199081902915Santa has automated the process of filling the advent calendars. It all went well...until day 22. The cheaply made robots glitched up and are now running amok. Some gifts have already been lost, so Santa asked to Mylo to quickly reclaim the rest. Don't let Santa down, Mylo! True X-Mas heroes shou...139 downloadsupdated 6 y ago
- Advent Cal 2022 - 09by DoujinShinjiSnowfall? Inside the caverns of a moonbase? More likely than you'd think, it seems! My first Crystal Caves level.136 downloadsupdated 4 y ago
- Advent Cal 2025 - 04by FoX_MoLdYMylo's Log - Stardate 2125.98 Personal Entry - Record On. An ancient holiday greeting transmission has brought me to the derelict crystal mine on Cronus Zeta Prime. While the organic workforce perished long ago, their robot "protectors" are still in operation. I should proceed with caution. Perso...136 downloadsupdated 11 mo ago
- Cave Climbby FredWhile working in an uncharted cave system on Xalis 4, Mylo is lost for 3 days. In the cold darkness, Mylo squints at his dim PC screen and sees an abandoned cave ahead. Unsure and with no rations, will Mylo reach the surface?135 downloadsupdated 5 y ago
- Advent Calendar - 23by Retro ZenMylo's girlfriend Moly disappeared into a forest of poisonous mushrooms 2 days before Christmas. Mylo can't stand the cheers & joy anymore...135 downloadsupdated 6 y ago
- Advent Cal 2022 - 08by DarkHoodnessYuletide Vault 2! Space Grinch has locked your tree & presents into a freezing vault, guarded by monsters, but Space Santa has gifted some ammo for Xmas! You'll also need to unlock the power shot! OPTIONAL: Get a score of $300,000! (+ health bonus) --- Yep, a sequel to my previous Yuletide Vault...133 downloadsupdated 4 y ago
- Secret Agent E01L01by arj0nSecret Agent E01L01133 downloadsupdated 6 y ago
- The Pipesby 76561198390957032these are literally pipes. wait is that a mario reference?132 downloadsupdated 6 y ago
- Advent Cal 2022 - 07by PhilnembaMylo goes on a daring salvage mission to retrived some crystals & Christmas presents left behind from a abandon moon colony which suffers from an anomalous reverse gravity.132 downloadsupdated 4 y ago
- Super Mylo Bros 1-1by 76561198889465799Super short and cheap attempt on recreating SMB 1-1 level, due to the limitations of the length of the map, I had to compress the first part and the end, it will take you seconds. Super easy, just made for fun.132 downloadsupdated 6 y ago
- Advent Cal 2025 - 08by AdelionDifficulty: Easy Hidden Fruits: 3 Max Score: 158900 Cactuar demands freedom! Fulfill his wish and his treasures are yours. Failure is not accepted. Happy Advent time :P132 downloadsupdated 11 mo ago
- Wait for Milo!by StallafRelatively easy, but with some nasty tricks.131 downloadsupdated 6 y ago
- Advent Cal 2025 - 05by clubsesselMylo found Crystmas Castle deep in the woods. Two ways in: Front door - short and dangerous. Or use the secret doors at the rooftop and in the undergrowth - far less risky, but takes longer. Good Luck!131 downloadsupdated 11 mo ago
- Advent Cal 2025 - 06by FaldyrerHappy Nicolaus! All your Friends are waiting outside. But you need Presents, right? So collect Gifts and Diamonds, defeat all the nasty bugs and call the AirTaxi. Then get to the Roof in the east, open your Housedoor - and let everybody come in!! :)131 downloadsupdated 11 mo ago
- Scrungi Escapeby 76561198834045182Somebody put the M&M's Minis in charge of the Scrungi Factory. There is no time to save the factory. Open and escape through the underground passage.130 downloadsupdated 6 y ago
- Advent Cal 2022 - 11by VortaleSeems Mylo got himself lost in a cave when on the hunt for a Christmas tree. Conveniently, there was one in the cave! Inconveniently, there's a lot of beasties down there! Par: 2:00126 downloadsupdated 4 y ago
- Haunted Houseby 76561199885596348This house, this damned old house. Everyone knows there is a lot of gold and jewels inside that once belonged to sir I. Amaretard. But no one has ever gotten out alive! the spirit of I. Amaretard still haunts this house. And guess who will be the next volu125 downloadsupdated 14 mo ago
- Advent Cal 2022 - 17by BartjaahWelcome to the Carol Cave. You're here because you're naughty. Grab everything you'd like on your way out, if you can make your way out. Try to be nice next year. - Dosgamert124 downloadsupdated 4 y ago
- Advent Cal 2022 - 14by timixretroplaysHappy holidays from down under! (Because we're upside down, get it?) It's easier than it looks, I promise. (Now with fixed fruit pickups - thanks, BladeCop - and a fixed sequence breaker - thanks Adelion!)124 downloadsupdated 4 y ago
- Advent Cal 2025 - 07by FoX_MoLdYMylo's Log - Stardate Unknown Personal Entry - Record On. I have ventured into the famous temporal nexus currently situated near the Cerulean system. Rumours of an eternal Christmas celebration located within are sadly unfounded - but there appear to be a number of valuable crystals here. I've go...124 downloadsupdated 11 mo ago
- Rig 20 - Arrakisby rotterdxmTileset: spice melange harvester Difficulty: easy As the spice flows, so does the wealth. Updated with minor visual correction.123 downloadsupdated 6 y ago
- Ghost Houseby UselessRobotMylo finds himself in an abandoned mansion infested with monsters... Inspired by the old Sega Master System game, Ghost House.123 downloadsupdated 6 y ago
- Covid Destroyerby RoobarScientists have found an efficient vaccine that kills COVID-19. Your mission is to collect the vaccine and use it to destroy all the viruses that are circulating around the Earth. In the mean time, collect crystals for your reward.123 downloadsupdated 6 y ago
- Advent Cal 2022 - 19by ⛧Luxúria⛧It looks like Santa's mine for his workshop has been overrun by Satan-Santa. Clear it out so he can make enough presents for Christmas! PS: The powerups will help you.122 downloadsupdated 4 y ago
- Hot Caveby DulixThis is my second made level. Level name: Hot Cave122 downloadsupdated 5 y ago
- Advent Cal 2022 - 15by El mala personaSome monsters have invaded the Christmas tree so Mylo has been entrusted with the mission of cleaning it... Do you think he can do it? Max Score: 205350121 downloadsupdated 4 y ago
- Advent Cal 2022 - 12by Garet_SThe Christmas holydays were supposed to be good moments, not a nightmare! Run Mylo, Run as fast as possible, stay away from that... thing! And change this nightmare in a good reality!121 downloadsupdated 4 y ago
- Honey Crystal Questby DulixYou came across an area full of Crystals and loots to collect. You're now searching for Switches to open doors and elevators to get more loot for your findings, just be careful because there are some small fries guarding some places too!121 downloadsupdated 5 y ago
- Foxy-003by FoxyA pretty cruisy level with a big bonus121 downloadsupdated 6 y ago
1.2k mods, most downloaded first. Each one has its own page here with what it needs to run and where its author publishes it; the files themselves stay with the author and are never re-hosted on this site.