Copy Kitty mods
Copy Kitty has hard mode mods
Everything filed under has hard mode by its own author, ordered by how much it is used.
AllBoki183Single159Has Hard Mode116Combat113No Custom Enemies109Custom Enemies82Savant72Small Size69Penguins45Custom Boss41Silly/Minigame28Wide26Medium Size25Platforming22Large Size21Tall15puzzle7
116 has hard mode mods
- The Light, the Shadow, the Entamaby IryanUploaded this one for my friend Whim, who is having some steam internet issues at the moment. A nice, thematic level!33 downloadsupdated 8 y ago
- Voidcageby IryanA remake of a very old level of mine, with more fitting dimensions, better decorations, a more reasonable difficulty, and a penguin! Hard mode is quite hard.33 downloadsupdated 8 y ago
- Konthet Lensby DoubleATam33 downloadsupdated 7 y ago
- (4 Levels) Oil and Timeby Whim WidgetAn assortment of stages themed around oil mechanics. Watch out for anything that can trigger explosions! I've had these for a while, so I decided to add a boss and upload them.32 downloadsupdated 4 y ago
- It Can Runby DoubleATam32 downloadsupdated 8 y ago
- Sailing the Fire Oceanby Whim WidgetA sea of flames lay before their eyes. Their journey has only just begun.32 downloadsupdated 8 y ago
- Laser Jenga!by SeasideDoe31 downloadsupdated 8 y ago
- Recycle Commanderby Whim WidgetThere's no such thing as a wasted minion. Hard mode adds and removes a gimmick, and more enemy minions.30 downloadsupdated 8 y ago
- Magma Chuteby SeasideDoe30 downloadsupdated 8 y ago
- Full tackle P-Ballby 7656119840431691830 downloadsupdated 8 y ago
- Echo Chamberby SeasideDoe29 downloadsupdated 8 y ago
- Liquid Coolby 404bennotfoundFrigid Yolomo Boss Use the ice blocks to your advantage! Watch out for snowballs, especially the laser ones.29 downloadsupdated 7 y ago
- (3 Levels) Strange Seal's Fun Zoneby tennoji28 downloadsupdated 7 y ago
- Dog Forceby Whim WidgetThremnats unite into Dog! A Dog that can use the powers of different Thremnat professions. Hard mode has a different dog. Different dog means different move-set...apparently. It's because the owners are different. The different owners are different professions.28 downloadsupdated 4 y ago
- The Panopticonby 404bennotfound28 downloadsupdated 7 y ago
- Lime's Lightning Labyrinthby Lime CultivistMy first custom level. Explore a tightly enclosed maze and turn circuit boards on and off to try and find your way out! (Has enemies, but puts a larger focus on the circuit boards and doors.)27 downloadsupdated 6 y ago
- Overclocked Batteryby 7656119841279528527 downloadsupdated 5 y ago
- Unstable Rift Lab: Waste Pipesby 7656119841279528527 downloadsupdated 6 y ago
- First Oak of Curly Legalby Star BakerD E S T R O Y T H E W O R L D27 downloadsupdated 8 y ago
- Snomotraby MezzopianoMy first custom boss is an ice-themed one, because of course it is. Can you weather the chill of the dread Snomotra?27 downloadsupdated 7 y ago
- Magna Flavourby Whim WidgetJust one foe and you start off right next to them...but they're too strong? There are four additional paths that each have a unique power-up. You can leave and return to the centre at any time; stronger than ever.26 downloadsupdated 7 y ago
- Claustrophobiaby Return Postage26 downloadsupdated 8 y ago
- a sky boss dangerousby mds2005I was like "hey there, me. i wanna make a boss but i don't feel like designing the scenery and stuff, so why take one of the custom levels i already made and but a boss in it?" and then I made this thing. dark evil things are trying to take over the sky place dangerous. oh no! stop them so the sk...25 downloadsupdated 6 y ago
- Fyskir Infiltrationby TreatSneak into the Fyskir using carefully placed remote bombs, and the power of the storm!25 downloadsupdated 5 y ago
- The Baaapocalypseby IryanDo you like sheep? Do you like Explosions? Do you like challenging bosses? If so, this level is for you! :D24 downloadsupdated 7 y ago
- (17 Levels) No-Jump Boss Challengesby D YellowMadnessA level pack about beating Story Mode bosses without jumping. You can jump but you'll get hurt for it. Several bosses were left out because they can't be used in custom levels or because I couldn't figure out a way to make beating them possible without jumping. Steamwork Titan only has Normal Mod...23 downloadsupdated 6 y ago
- (2 Levels) Chronicles of Crabby D YellowMadnessCrab giveth & crab taketh. That is the world's one and only truth.23 downloadsupdated 6 y ago
- (12 Levels) Frozen Volcanoby 76561198994489554Embark on a freezing AND fiery journey, with a VERY different hard mode! Black Hole out NOW! So good luck on that! Finally, have fun! :)23 downloadsupdated 2 y ago
- Bumpy and Furtive Sortby Whim WidgetThere are just some times where you're chased into a closed room by a powerful and destructive bunny. In some of those moments, said powerful and destructive bunny can still attack through the room, even when it can't ever reach you. This fight is entirely one of those moments. How can you fight...23 downloadsupdated 7 y ago
- Tempest Tutorialby Whim WidgetA stage made during the tornado power-upgrade. Swap to new combinations of tornado and climb to the top!23 downloadsupdated 7 y ago
- Testing Rangeby tsqu4r3d23 downloadsupdated 6 y ago
- Combustion Chamberby DoubleATam23 downloadsupdated 7 y ago
- (12 Levels) Desert Castleby 76561198994489554Embark on a journey filled with fire and swords! Some levels are REALLY hard, so good luck! Also, there are no soft locks whatsoever, just a heads up! Finally, have fun! :)22 downloadsupdated 2 y ago
- Dream Caveby HarrisonButterGem22 downloadsupdated 5 y ago
- Boki vs Terminal Terminatorby D YellowMadnessBoki vs one of Savant's bosses (Javrax). I added a video for people who get stuck.22 downloadsupdated 5 y ago
- (12 Levels) Ironclad Prisonby 76561198994489554Welcome to the Ironclad Prison! It appears you've been trapped in here, oh well. Good luck and have fun! :)22 downloadsupdated 2 y ago
- Light lit Cavernsby Whim WidgetWanted to see what a cave level themed around the cherry music set would look like. "Light lit Caverns" became the resulting theme. Also wanted to make a stage that transforms in hard mode. ...What happens if you keep the 'lamp' motif, but change the 'light' theme to 'dark'? The stage is almost c...22 downloadsupdated 7 y ago
- Vein Stormby Whim WidgetWeave through security, puzzles and platforming to climb up the stormy tower! Whatever lies above the clouds, causing this storm probably won't be easy to take out. ...I think the name was unchanged from a random generated one.22 downloadsupdated 7 y ago
- The Light, the Shadow, the Entamaby Whim WidgetI can finally upload this myself! A light and dark themed stages. Take out the two elemental forces. Used to work well with the "Dark at bottom" lights. ...And I STILL didn't fix the name and spell "Entamna" right.22 downloadsupdated 7 y ago
- This Stage Makes No Senseby Whim WidgetJust your usual day with bugs clearing out a purple fire melon farm. Nothing unusual here.22 downloadsupdated 7 y ago
- (13 Levels) Floaty Forestby 76561198994489554Adventure into a forest full of fans and spaceships! This pack contains 7 forest-themed levels, and 6 space-themed levels. Good luck! :)21 downloadsupdated 2 y ago
- (13 Levels) Black Holeby 76561198994489554Explore a black hole filled with dogs and CHAOS! You may even find a secret factory! Javrax is used in Savant's campaign in world 5, just copy that level to use it. And finally, have fun! :)21 downloadsupdated 2 y ago
- Custom Construct Zoneby tennoji21 downloadsupdated 7 y ago
- Subterranean Spectacleby 76561198354782307After getting used to the level editor, I went and put together this, my first level with thought and cohesion to it. Something more chill, a level with light puzzling and lots of enemies to explode.20 downloadsupdated 5 y ago
- Prisoner of the Nightby HeatherOnStevia20 downloadsupdated 5 y ago
- Toxic Tyrannyby Whim WidgetToxic smoke screens make a pretty effective attack, and stealth tool. A combat stage with different themed locations that provide different power-ups. Take out the toxic Waihnts and their skilled blue seniors!20 downloadsupdated 7 y ago
- Strong Dual Desibonby tennoji20 downloadsupdated 7 y ago
- Ball Pitby tennoji20 downloadsupdated 7 y ago

