Terraria Collector's Edition

The Terraria collectors edition is bought from terraria.org.

The list of different things in this version:
 * 1) You can get the pet bunny
 * 2) It comes with The Binding of Isaac
 * 3) It comes with a pickaxe key-chain with the Terraria logo
 * 4) It comes with Terraria trading cards
 * 5) It comes with a Terraria poster
 * 6) And Terraria itself! (physical copy)