However, Gabriel, who partly financed the project, is angry that Adrien 'took a stand against him' by joining the protest. Mayor Bourgeois makes the right decision and decides to instead plant more trees. Ladybug then recruits Vesperia, Carapace, Ryuko and Pegasus using their combined powers, they defeat Mega Leech. To defeat them all, Ladybug recruits Mylène with the Mouse Miraculous, allowing her to become 'Polymouse'. He is akumatized back into Malediktator, who, with his sentimonster 'Mega Leech', splits himself into thousands of tiny clones who climb into people's brains and control them. Realizing the flaws in the plan, the people of Paris quickly turn against Project Oxygen, humiliating Mayor Bourgeois. Mylène and Ivan protest against this, rallying up support from the rest of their class. Miraculous Ladybug Fandom includes that season 4 is set to premiere in France on TFOU on Sunday, April 11th 2021. Mayor Bourgeois unveils 'Project Oxygen', which will cut down the trees at the Place des Vosges and replace them with an artificial air filter. Cartoon video Miraculous Ladybug Episode 13 online for free in HD. Watch full Miraculous Ladybug Season 4 Episode 13 full HD online.

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