Here is the full list of all 15 Super Wiloo Demake achievements.
Get 200 coins.
Finish the first level.
Get 100 coins.
Get 50 coins.
Get 25 coins.
Get 500 coins.
Finish the first world.
Finish the second world.
Finish 25 levels.
Finish the third world.
Finish the fourth world.
Finish the last world.
Unlock the first bonus level.
Unlock 3 bonus levels.
Unlock 6 bonus levels.