“Miraculer” is the 3rd episode of the series, The Miracle: Tales of Ladybug & Cat Noir.  According to the series production series in particular, “Miraculer” is the 9th written and produced episode of Season 3. It is also the 61st written and created episode of the series, in general.
Sabrina, angry at Chloé for the attention she gave Ladybug, becomes Miraculer, who can steal power away from the veterans.
Sabrina is fed by Hawkmoth; now Miraculer, she can steal their power from the superheroes and is determined to show Chloe that she too deserves to be more interested in her than Ladybug.
“I understand … but I’m sure you’ll need me again, Ladybug! I know that one day I’ll be the Queen of Bees again. I’ll always be the Queen of Bees!”