Insaniquarium Deluxe is a puzzle video game created by Flying Bear Entertainment and PopCap Games. It was released on September 1, 2004 for PC. Insaniquarium Deluxe features pets, various modes of gameplay, and a type of currency called "shells". Shells are collected as the game progresses, and they can be used to buy bonus pets or purchase fish featured in The Fish Emporium in Virtual Tank Mode.