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