Here is the full list of all 32 Godsvivors achievements.
Buy all the artifacts
Kill the Charon
Beat the game with Poseidon
Beat the game with Hephaestus
Beat the game with Athena
Beat the game with Hermes
Beat the game with Ares
Beat the game with Apollo
Beat the game with Zeus
Unlock Poseidon
Unlock Hephaestus
Unlock Athena
Unlock Hermes
Unlock Apollo
Unlock Zeus
Helped an indie developer
Kill Hades
Perfect Game
Kill Thanatos
Beat the game with Rifle
Beat the game with Shotgun
Beat the game with Double Pistol
Beat the game with Submachine Gun
Beat the game with Machine Gun
Beat the game with Pistol
Beat the game with Grenade Launcher
Unlock Rifle
Unlock Shotgun
Unlock Double Pistol
Unlock Submachine
Unlock Machine Gun
Unlock Grenade Launcher