Rooster Teeth vs. Zombiens achievements

Rescue your first cast member.

Craft your first defense/trap.

Survive 30 Zombien waves.

Survive 20 Zombien waves.

Get the player character to level 20.

Kill 30 brains in a single session.

Kill 50 grunts in a single session.

Kill 25 militia zombiens in a single session.

Kill 10 brutes in a single sesion.

Kill 15 plague carriers in a single session.

Have 15+ of each resource at a given time.

Purchase every weapon in the game.