Can we formulate a moral theory that captures the moral significance of patterns of group behaviour we cannot affect through our own action while at the same time avoiding the so-called ‘Ideal Worlds’ objection? In a recent article, Caleb Perl has argued that we can. Specifically, Perl claims that one view that does so is his Patterned View: roughly, you ought to act only in accordance with that set of sufficiently general rules that has optimal moral value (Perl 2021: 98). (...) The Patterned View undoubtedly constitutes a welcome contribution to our existing set of moral theories. However, does it avoid the Ideal Worlds objection? In this article, I argue ‘no’. (shrink)