GemCraft - Frostborn Wrath achievements

Don't let any monster touch your orb for 20 beaten waves.

Reach wizard level 20.

Select a building.

Spend 900 mana on banishment.

Have 100 shadow cores at the start of the battle.

Build 5 towers.

Reach 10 battles won.

Kill 12 monsters with gems in traps.

Deliver 75 one hit kills.

Open a wizard stash.

Change the target priority of a gem.

Build 15 walls.