Here is the full list of all 48 Yet another tower defence achievements.
Skip tutorial
Destroy Plants before they cast entwining spell.
Build a Flame Thrower
Pass the hidden level with 3 stars
Enter the hidden level
Defeat Fire Lord
Defeated for the first time
Gather 800 mana crystals
Sell a tower for 70% of its building cost.
Destroy 100 enemies
Use a upgrade ticket to max-level a advanced tower
Pause game for the first time
Pass a level with 3 stars
Use cheat code 'greedisgood'
Build a Crystal Generator
Upgrade Mini Mijolnir to max level and gain maximum attack.
Upgrade Lightning Radar to max level.
Poisoned enemy hit by Catalyst Rockets
Slowed enemy hit by Tesla Canon.
A single Crossbow reduece 500 armor
Generate 1000 crystals from the Crystal Generator
Poison 20 enemies to death
Destroy Frost Guardian before it split.
Destroy 10 HongKong reporters.
Destroy the Lich before it summons minions
Have more than 10 minions on the map at the same time.
Trigger a poison explosion on a single enemy
Use a heart to revive yourself.
Dissipate entwine effect under a second.
Gain 200 mana crystals from trees
Catch 5 or more monsters in one net
Use Stasis Trap on bosses.
Destroy 10 or more enemies using one Meteor Shower
Teleport a boss to its spawning point.
Reduce 3 or more enemies' armor using one Dark Force
Use Death withered on a boss
Affect 3 or more enemies using one Death Withered
Use 12 or more Lightning Strikes
Freeze 20 enemies at the same time
Defeat Queen of Knives
Complete all levels in 3nd difficulty
Pass all leves in town with full health
Defeat the final boss
Get 36 stars
Use poison trap to destroy 10 enemies
Let 60 enemies pass
Destroy 1000 enemies
Gather 8000 mana crystals