Greek mythology to dominance is frequently called the "Dorian invasion". The Lydian and later the Macedonian kings, as rulers of the same rank, also became Heracleidae. Other members of this earliest generation of heroes such as Perseus, Deucalion, Theseus and Bellerophon, have many traits in common with Heracles. Like him, their exploits are solitary, fantastic and border on fairy tale, as they slay monsters such as the Chimera and Medusa. Bellerophon's adventures are commonplace types, similar to the adventures of Heracles and Theseus. Sending a hero to his presumed death is also a recurrent theme of this early heroic tradition, used in
Chimera Entertainment "Warstory - Europe in Flames", a Microsoft Silverlight Browsergame featuring real time battles set in World War II. In the following years Chimera released several other games on various platforms with "Angry Birds Epic" (iOS, Android, Windows Phone) being the latest game made by Chimera Entertainment in cooperation with Rovio. Chimera's debut title called "Windchaser" (PC) was published in May 2008, followed by several commissioned projects including "Train Your Brain With Dr. Kawashima" (PC, Mac), "memory HD", "Demolition Dash" and "Happy Hills" (all iOS). In 2010, Chimera Entertainment launched its first MMO browsergame Warstory – Europe in Flames in cooperation