Here is the full list of all 18 Worm Runner achievements.
Play worm in forest map 30 seconds
Play worm in forest map 50 seconds
Play worm in mountain map 30 seconds
Play worm in mountain map 45 seconds in row
Play colored worm row 15 seconds
Play colored worm row 30 seconds
Play worm road row 60 seconds
Play worm road row 100 seconds
Play worm graveyard row 30 seconds
Play worm graveyard row 60 seconds
Play worm in tunnel row 50 seconds
Play worm in tunnel row 90 seconds
Play worm in forest map row 100 seconds
play worm in mountain map row 60 seconds
play colored worm row 50 seconds
Play worm road row 200 seconds
Play worm graveyard row 70 seconds
Play worm in tunnel row 110 seconds