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