The Butterfly Effect expansion gives you a new and unique way to play Evolution: New World. In the box, youâ€™ll find: 13 new traits and the Seashore Area. Add more gameplay depth and create dynamic survival strategies for your animals with new modes and scenarios. The Solo mode: In the Alien World scenario you will fight 1 on 1 against the merciless Dominator and insatiable Devastator for supremacy or create your own monsters to compete with. The Butterfly Effect scenario: Start a chain reaction of random events that affect the gameâ€™s course and change the evolutionary process. Also includes additional tokens and with the expansion, up to 6 players can enjoy Evolution together. CrowD Games, LLC mandates their products only be sold in your brick & mortar store, or through a website you own.