Evolution: New World – Butterfly Effect

From BoardGameGeek:

Every ecosystem is a complex combination of living organisms and the environment. Even a small change in any element affects the entire system, but balance is usually restored quickly. However, sometimes a random event leads to the butterfly effect – an unpredictable cascade of changes that can completely transform the whole biosphere. The Butterfly Effect expansion gives you a new and unique way to play Evolution: New World. In the box, you'll find: 13 new traits and the Seashore Area. Add more gameplay depth and create dynamic survival strategies for your animals. 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. Additional tokens. With the expansion, up to 6 players can enjoy Evolution together. Butterfly Effect scenario. Start a chain reaction of random events that affect the game's course and change the evolutionary process.