Aurorus and Tyrantrum Fossil Pokemon Evolutions Revealed September 19, 2013Pokemon X and Y Tags: Aurorus Pokemon X Pokemon Y TyrantrumShare this:Tweet Two new Pokemon have been revealed for Pokemon X and Y. This time it is the evolutions of the two fossil Pokemon released last week, Tyrunt and Amaura. Meet Aurorus and Tyrantrum Aurorus Tyrantrum Game Screenshots Aurorus Screenshot 1 Aurorus Screenshot 2 Aurorus Screenshot 3 Tyrantrum Screenshot Tyrantrum Screenshot 2