Thanatos was thus regarded as merciless and indiscriminate, hated by and hateful towards mortals and gods alike. But in myths which feature him, Thanatos could occasionally be outwitted, a feat that the sly King Sisyphus of Korinth twice accomplished. Thanatos was believed to be merciless and undiscriminating, sharing a mutual hatred for most of the other gods. However, he could sometimes be outsmarted. Characterized as indiscriminate and merciless.