It's an apex predator, so most aggressive dinos will be neutral to you when you ride it, except for gigas, rexes, spinos, allos, other rhynios, territorial dinos like chalicos or theris, water creatures, and 𝗺𝗲𝗴𝗮𝘁𝗵𝗲𝗿𝗶𝘂𝗺𝘀.