With Megaquarium's second expansion, the Architect's Collection in your arsenal, you'll be equipped to take your aquarium design skills to new heights! Build bridges above existing thoroughfares and lay tunnels underneath your tanks! These paradigm-shifting tools will help you realize your creations like never before. The Architect's Collection is a celebration of the spaces outside the tanks. With this in mind it comes fully equipped with a new gift shop toy - the adorable Hermit Crab - as well as two customer-focused accessories.