What are Evos? Big Fish Updated February 06, 2017 19:10 Follow What are Evos? Evos are used to ascend heroes. Celestial Evos are rarer than standard Evos. Evos can be combined into new Evos. Related articles How do I combine & squash Evos? What are Hero Tokens? What is Elixir of Life? What is Stamina? What are Gems?