First slide: Augur Octavian ) Praetor Reyna Avila Ramirez-Arellano, Leo Valdez and Piper McLean. Second: Jason Grace, Percy Jackson and Annabeth Chase. Third: Hazel Levesque, Frank Zhang, Thalia Grace and Nico di Angelo.
Greek gods and their Roman counterparts. Roman gods and goddesses, as compared to their lively Greek counterparts, lacked personality, were never seen in human form, and were concerned with civic duty.
wow that looks way more intense than Heroes of Olympus actually is it's like the pic above says "we are fearless warriors who will save humanity and the rest of time" and the actual series is like "hey look Frank's an iguana again!