He vanquished the Minotaur
Theseus
This goddess is responsible for making Hercules "go mad" and kill his entire family.
Hera
Theseus left her behind, a dishonorable act that resulted in the death of his father.
Ariadne
Theseus not only helped Hercules in his depression, but he also welcomed in this shunned character of society to the city of Athens.
Oedipus
The Robin to Batman
Pirithous
He was given 12 labors for his penitence.
Hercules
This goddess is responsible for Hippolytus' downfall, by making his stepmom fall in love with him.
Aphrodite
She was the last wife of Hercules that through her doing forced him to take his life, dying a warrior's death on a pyre.
Deineira
Hercules' ninth labor identifies her hospitality, but she wasn't rewarded for it.
Hippolyta
He took up his hero's armor.
Patroclus
He was fated to die in the Trojan War and tried to avoid going by dressing up as a woman.
Achilles
This god wanted both Theseus and Pirithous in the Chair of Forgetfulness.
Hades
His hubris against women, particularly that of Aphrodite and love, eventually got him killed.
Hippolytus
She exchanged her life for the life of her husband, Admetus, who later hosted Hercules' arrival in a time of mourning.
Alcestis
Pirithous' final resting place.
The Chair of Forgetfulness
He showed his intelligence in the avoidance of war by pretending to be crazy.
Odysseus
These two goddesses were on the Greek side of the war, having their proposal to Paris rejected.
Athena and Hera
Achille's companion who reminded Achilles of his cowardice, and later died in trying to maintain Achilles' honor as a warrior.
Patroclus
This sorceress, instead of welcoming a stranger, almost poisoned Theseus as he introduced himself to his kingly father for the first time. She didn't get a happy ending.
Medea
Helen's brothers that protected her when she was young.
Castor and Pollux
He was the warrior of Troy, and his death marks the end of The Iliad.
Hector
This goddess along with Helen of Troy were the target of a wager between Theseus and Pirithous.
Persephone
His body was paraded around the walls of Troy, dishonored by Achilles (who later paid the price for this act of hubris).
Hector
Paris didn't only kidnap Helen, but he betrayed the rules of xenia by pretending to be a friend of this king, Helen's husband, who united all of Greece to wage war against the city of Troy.
King Menelaus
Ares' sidekick, the one that technically starts the Trojan war at Thetis' wedding.