46 | Sailor Moon (dub) Episode

In the finale of Sailor Moon (dubbed), Usagi stands alone against Queen Beryl and a brainwashed Tuxedo Mask, embracing her role as Princess Serenity to face the darkness. With the spirits of her fallen friends providing strength, she uses the Silver Crystal to destroy Queen Metalia, sacrificing herself to reset reality and grant her friends a normal life. You can find more details in the episode's plot summary.