Sailor Moon's PGSM Forms
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Usagi Tsukino
Usagi Tsukino is a normal 14-year-old girl who appears in Act 01. She lives in a house in Juuban with her mother, father, and younger brother.

Sailor Moon
Using a tube of lipstick given to her by Luna and a brooch, Usagi transforms into the heroine Sailor Moon in Act 01 with "Moon Prism Power, Make Up!"

Princess Serenity
Usagi awakens as Princess Serenity in Act 25. Mamoru is injured, and the Ginzuishou emerges from her body, revealing her as the Princess. She does not initially remember her past life, but everything eventually comes back to her.

Princess Sailor Moon
Princess Sailor Moon appears in Act 36. Queen Beryl and the Shitennou capture Mamoru, and Sailor Moon becomes enraged. We see the image of Princess Serenity briefly appear over the image of Sailor Moon, and a suddenly there is a blinding light. In an alternate space, Sailor Moon stands on the steps of the palace of the Moon Kingdom. Princess Serenity walks down the steps until she passes through Sailor Moon - and then the two become one entity, as Princess Sailor Moon.