Here is the full list of all 68 Time Barbarian Extreme!! achievements.
Survive 5 minutes
Survive 10 minutes
Survive 30 minutes
Survive 45 minutes
Get 25,000 points
Get 50,000 points
Get 100,000 points
Get 300,000 points
Get 600,000 points
Buy all the things
Kill a boss only using missiles
Reach Stage 4 without buying upgrades
Reach Stage 6 without buying upgrades
Reach Stage 8 without buying upgrades
Reach Stage 10 without buying upgrades
Catch 50 eggs
Catch 100 eggs
Catch 250 eggs
Catch 500 eggs
Kill 1 boss
Kill 5 bosses
Kill 10 bosses
Kill 50 enemies
Kill 100 enemies
Kill 250 enemies
Kill 500 enemies
Kill 1000 enemies
Kill 10 enemies with missiles
Kill 25 enemies with missiles
Kill 50 enemies with missiles
Kill 100 enemies with missiles
Kill 200 enemies with missiles
Kill 5 enemies with lasers
Kill 10 enemies with lasers
Kill 25 enemies with lasers
Kill 50 enemies with lasers
Kill 75 enemies with lasers
Juggle 50 eggs
Juggle 100 eggs
Juggle 250 eggs
Juggle 500 eggs
Use Time Freeze 5 times
Use Time Freeze 10 times
Use Time Freeze 20 times
Complete stage 4 without getting hit by a meteor
Complete stage 12 without getting hit by a meteor
Complete stage 18 without getting hit by a meteor
Complete stage 22 without getting hit by a meteor
Complete stage 5 using the keyboard
Complete stage 10 using the keyboard
Complete stage 15 using the keyboard
Complete stage 20 using the keyboard
Beat your leaderboard score 3 times
Beat your leaderboard score 6 times
Beat your leaderboard score 12 times
Get all lame achievements