: This was the first time we saw Marinette use the Mouse Miraculous.
Suddenly, a swarm of tiny heroes—the Multimouse army—descended upon her. They moved with a synchronized grace that blurred the lines of reality. While Kwami Buster struggled to aim at targets the size of marbles, one tiny Marinette slipped inside the vacuum's canister. [S3E15] Kwami Buster
The air in the Collège Françoise Dupont was thick with the usual teenage energy, but for Marinette Dupain-Cheng, the tension was internal. She was used to juggling her life as a student and her secret identity as Ladybug, but today, things were spiraling. : This was the first time we saw
: Master Fu warned that wearing multiple Miraculous is extremely dangerous for the wearer. While Kwami Buster struggled to aim at targets
In the heat of the battle at the school, both Ladybug and Cat Noir found themselves in a precarious position. Kwami Buster’s vacuum was efficient, and it wasn’t long before she managed to suck Plagg right out of the air. Adrien, powerless without his partner, had to retreat. Shortly after, Tikki was nearly caught as well.
Marinette realized she couldn't win this as just Ladybug. She needed a plan that didn't rely on a single Miraculous.
: The conflict was driven by Professor Mendeleiev's desire for scientific validation.