Kill A Million Rats Achievements Here is the full list of all 20 Kill A Million Rats achievements.Filter Achievement View View Image viewList view Sort by Won first then 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 AllWonNot wonRavenCompleted the game with a Raven. 05 December 2025 - Add a guideSpecial FriendRecruited an Animal Guardian. 04 December 2025 - Add a guideMeta ProgressionPurchased a permanent upgrade. 04 December 2025 - Add a guideA Huge ProblemDefeated a Giant Rat. 04 December 2025 - Add a guideTreasure HuntOpened a Treasure Chest. 04 December 2025 - Add a guideA New DayMade it to Day 2. 04 December 2025 - Add a guideMouseCompleted the game with a Mouse. Locked - Add a guideSnakeCompleted the game with a Snake. Locked - Add a guideCatCompleted the game with a Cat. Locked - Add a guidePigCompleted the game with a Pig. Locked - Add a guideOctopusCompleted the game with an Octopus. Locked - Add a guideHorseCompleted the game with a Horse. Locked - Add a guideGoatCompleted the game with a Goat. Locked - Add a guideStagCompleted the game with a Stag. Locked - Add a guideDogCompleted the game with a Dog. Locked - Add a guideBuffaloCompleted the game with a Buffalo. Locked - Add a guideLionCompleted the game with a Lion. Locked - Add a guideAlpacaCompleted the game with an Alpaca. Locked - Add a guideSalamanderCompleted the game with a Salamander. Locked - Add a guideYou Did It!Killed one million Rats! Locked - Add a guide