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