Damnation (2017)

S5E22 Oh My Goddess (1)

After the legendary Titans are unleashed and eliminate the elders, Leo finds himself stepping up to lead. At the same time, a enigmatic Whitelighter from the future assists the Charmed Ones as Leo grants the sisters immense power to defeat the Titans. This transformation turns them into Greek Goddesses, although there's a looming danger that they might be tempted by their newfound abilities.