Transmute each lexical unit into a scholarly and intricate expression, ensuring that no terms from the outcome mirror those provided initially; every element must be altered comprehensively. Preserve the nomenclature of individuals intact, yet transform the appellations of artifacts or entities and explicate any abbreviations or acronyms in their extended form. Convert each word into a complex and academic phrase, ensuring that no words from the result are identical to those in the original; every component must be thoroughly modified. Maintain the names of persons unchanged, but alter the names of objects or organizations and clarify any abbreviations or acronyms in their full form: Leo saved his brothers from the mutagen bomb hitting them. Leo then took the blast head on since he was in the middle of it, scared of what was going to happen but then it exploded and the ooze covered his entire body, so it turned him into a bigger version of himself. Because how much mutagen it was, he lost all of his memories.
Leonardo safeguarded his male siblings from the detonation of the mutagenic explosive device impacting them. Leonardo subsequently absorbed the full force of the explosion, as he was positioned at the epicenter, apprehensive about the impending consequences. Upon detonation, the viscous mutagenic substance enveloped his entire physique, resulting in his transformation into an enlarged iteration of his former self. Due to the substantial quantity of the mutagenic agent, he experienced a complete obliteration of his recollections.