1. An implementation method for group content alteration in a media work, comprising: identifying a composite media work having a group of related content elements feasible for alteration, wherein the related content elements form a constituent portion of the composite media work; obtaining specified substitute altered content associated with a real-world entity or real-world person or real-world venture wherein the specified altered content is designated for collective incorporation in a derivative version of the composite media work; establishing confirmation that the specified substitute altered content is deemed to be in compliance with applicable alteration guidelines regarding the composite media work; and implementing collective incorporation of the specified substitute altered content as an alteration of the group of related content elements in the derivative version.