Full list of all 12 Clicker Heroes achievements worth 1,000 gamerscore. It takes around 200-300 hours to unlock all of the achievements on Xbox One.
Reach level 10
Attack 50,000 times
Kill 10,000 monsters
Kill 1000 bosses
Get 50 hero upgrades
Ascend for the first time
Find a relic
Level up heroes 25,000 times
Defeat all Centennial Bosses
Open 10,000 treasure chests
Hire all heroes
Reach level 3.600