Hidden Cats - Halloween Achievements Here is the full list of all 100 Hidden Cats - Halloween achievements. It takes around 0-1 hour to unlock all of the achievements on Windows.Filter Achievement View View Image viewList view Sort by TrueSteamAchievement desc TrueSteamAchievement asc Achievement name desc Achievement name asc TSA Ratio desc TSA Ratio asc Gamers desc Gamers asc Steam order Date won desc Date won asc What are achievement flags? Click to find outApply Mewsie Whiskersby Furrbert Purrlina Clawbert Purrabelle Scratchilda Scratchy Furrball Purrsephone Pawtricia Purrincess Nibbles Eagleye Mittensworth Furrdinand Pawsley Mewsette Purrlie Mewdora Clawrence Purrina Furrnando Purrcilla Whiskerina Pawtrick Purrl Mewsley Mewly Furrbelle Purranda PuffinPaws Mewra Mewla Furrlina Purrseus Purrcy Furrguson Lemew Meowkat Purrilla Mewbert Tunpurrra Furrissa Kittyra Clawsome Savanmeow Purrcival Charliepurr Whiskertail Lilypurr McPaws Pepperpaw Gingerfluff Mocha Hazelpurr Fluffington Purrclaw Smokey Shadowpaw Pumpkinpaws Clovercat Mewcifer Whiskerella Purrlock Pawlo Pawla Cleocatra Mittens McFluff Whiskerpaws Bellapurr Luna Meowlight Simbapaws Milocat Chloepurr Biscat Dustypaws Marshmallow Boo Cupcake Pixie Bubbles Pudding Bandit Peaches Sushi Sunny Rocky Coco Daisy Nala Mochi Poppy Pebbles Cottonfluff Muffinpaws Cookie Mewdini Midnight Echo