Here is the full list of all 17 Russian SuperHero Dead Ivan achievements.
Burn the tree!
Kill 10 slugs!
Let the will of 10 sheep!
Drink vodka!
Kill a Vampire!
Kill 10 bats!
Find the demon!
Chop down 10 trees!
Find the secret tree!
Kill 10 zombies!
Kill the brain!
Collect 1000 coins!
Collect 100 coins!
Kill 10 hedgehogs!
Kill the ghoul!
Collect 10 berries!
Collect 10 Mushroom!