Full list of all 18 Monster Island (Windows) achievements worth 200 gamerscore. It takes around 8-10 hours to unlock all of the achievements on Windows.
Complete a level with 3 stars
Hit a monster in the head
Kill two monsters with one shot
Kill an enraged monster
Complete a level with the last shot
Kill 50 monsters
Kill 100 monsters
Kill 300 monsters
Kill 40 enraged monsters
Complete Yellow Jello with all stars
Complete Purple Jam with all stars
Complete Monstrocity with all stars
Complete Frozen Mellow with all stars
See a level solution
Earn 750 coins and spend them on a new character in the Monster Island store!
Skip a level
Earn 1500 coins and spend them on solutions in the Monster Island store!
Earn a total of 2500 coins and spend them in the Monster Island store!