Here is the full list of all 16 Unscramble Heroes achievements.
Defeat 5 bosses in one round.
Have 5 or more bombs still at the end of a round.
You gained 555 experience to hit level 5. Five five five.
Type a different anagram than the one expected on screen.
You gained 34 experience to hit level 1. You absolute boss.
Quit a level within the first 5 seconds.
Get 5 kills in 2.5 seconds.
Solve 25 anagrams in one round.
Achieve over 100,000 lifetime points.
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Mistype 20 words in one round.
Play one round for over 10 minutes.
Defeat 200 enemies in one round.
Use 5 or more bombs in one round.
You gained 17656 experience to hit level 12. All levels are open to you.
You gained 317756 experience to hit level 18. Cheater.