Here is the full list of all 15 WitchCraft TD achievements.
Complete 1 quest by making 5 same towers
Complete 15 waves
Complete game
Earn 25000 coins
Sell Lich
Complete 30 quests for all towers
Make 7 jack-o'-lanterns
Complete game with at least 20 lives
Water and fire reaction
Sell 50 towers to the merchant
Summon 40 enemies in one wave
Make 6 legendary towers
Make 20 flowers
Make 20 fungus
Make 5 whales