Catastrophic Prophecy is a limited time card pack available from February 18, 2013 at 8:00 PM (PST) to February 24, 2013 at 11:59 PM (PST).
The pack featured three new Ultra Rare cards, and six new Rare cards, with many of them dragon themed. Additionally, Cascading Dragon God was also included, despite being availabe from the Legends Card Pack.