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 (Dungeons & Dragons) Ed Greenwood. This edition of the "D&D" game included its own version of the chimera, in the "Dungeons & Dragons Basic Set" (1977), and "Expert Set" (1981 & 1983). The chimera was also later featured in the "Dungeons & Dragons Game" set (1991), the "Dungeons & Dragons Rules Cyclopedia" (1991), and the "Classic Dungeons & Dragons Game" set (1994). The undead chimera appears in the module "Saga of the Shadow Lord" (1986). The chimera and gorgimera appear first in the "Monstrous Compendium Volume One" (1989), and are reprinted in the "Monstrous Manual" (1993). The chimera appears in the "Monster Manual"