Felipe is a faun and friend of Lavinia Asimov.
The Trials of Apollo
The Tyrant's Tomb
After Apollo, Meg McCaffrey, and Reyna Ramírez-Arellano crash land their truck in a Target parking lot, he and eleven other nature spirits aid Lavinia in helping them away from the crash sight. He and Harold fixed the daughter of Bellona’s leg and carried her away on a stretcher when they knock her out.