This is a 2 trophy guide.
For Roar you need to tame a lion. Unlock the "Sleeping Dark" and "Animal Taming" ability and find a lion in a camp or wild. Use the sleeping dark on the Lion and use the Triangle button to tame him.
Video Guide:
For Set-up date take the Lion down to some water where there are crocodiles. Just get the crocodiles attention and the trophy will pop.
Video Guide: