Here is the full list of all 17 Beater Spirit achievements.
Get last gold costume.
Get last gold hairstyle.
Get last gold weapon.
Get last silver weapon.
Get last silver costume.
Get last silver hairstyle.
Reach 20 level and open gold tokens.
Kill 50 skeletons.
Get last bronze costume.
Play 60 matches.
Dead 20 times.
Play 30 matches.
Kill 50 bats.
Get last bronze hairstyle.
Get last bronze weapon.
Kill 50 slugs.
Play 10 matches.