Her name is "I", she is from the universe. She has come to visit earth for a vacation. Since "I" looks black, she immediately thrusts into the black stereotype. Once everyone finds out she has superpowers she finds herself saving people. Finding that saving people is an endless thing, she decides she must use the one power that can change everything for the inhabitants of the earth.
https://www.amazon.com/dp/B07FZCDDML/ref=cm_sw_r_cp_api_i_YNqxBbA12A824
http://www.superciliouscomics.com/