Here is the full list of all 28 Magic Technology achievements.
Build 100 ice towers.
Build 100 rocket launchers.
Use skill 100 times.
Complete second chapter.
Kill 50 golems.
Build 100 radars.
Build 100 acceleratos.
Kill 75 ents.
Kill 100 pixy.
Build 100 hammers.
Use skill Ice pikes 25 times.
Build 100 ice mortars.
Build 100 flametrowers.
Build 100 tesla.
Kill 100 goblins.
Complete first chapter.
Kill 100 bats.
Build 100 cannons.
Kill 100 wolfs.
Kill 100 bees.
Build 100 machineguns.
Build 100 towers.
Kill 200 mushrooms.
Kill 110 creeps.
Use lightning strike 100 times.
Kill 25 dragons.
Complete third chapter.
Complete the MTL map.