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