Here is the full list of all 10 Cavyrn achievements.
In your inventory have: 100 stone, 100 sticks and 50 coal!
Play for 5 hours in total! Maybe you should go outside now...
Kill 25 bats
Kill 25 vultures
Kill 25 desert bugs
Craft a Lantern
Well do you? Craft a compass to know da wae
Complete 10 small dungeons. Found in grass biomes
Complete 10 large dungeons. Found in desert biomes
Gather enough weapons to fight a war! Have: 30 spears, 1 LVL3 sword and 1 LVL3 Bow