Here is the full list of all 30 Fist of Jesus achievements.
Complete 45 levels with 3 stars
Reach 20 level of faith
Kill 25 zombies with a leg
Kill 200 zombies with the Kame
Kill 1000 zombies
Equip a weapon at the beginning of 10 levels
Reach 10 level of faith
Obtain 36 relics
Obtain 25 relics
Obtain 10 relics
Get a 20 combo
Destroy 75 jars
Destroy 15 jars
Pull out 5 hearts
Complete 7 levels with 3 stars
Kill 30 zombies with the Kame
Kill 50 zombies
Get a 12 combo
Get a 16 combo
Kill 50000 zombies
Pull out 50 hearts
Pull out 2000 hearts
Kill 150 zombies with a leg
Kill 2500 zombies with a leg
Destroy 200 jars
Equip a weapon at the beginning of 35 levels
Equip a weapon at the beginning of 300 levels
Kill 5000 zombies with the Kame
Complete 60 levels with 3 stars
Reach 40 level of faith