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This article confronts a core challenge within 4E research: the "motley crew argument." According to this argument, the scientific credibility of 4E research is diminished because the range of factors considered constitutive of a cognitive phenomenon encompasses neural, morphological, and environmental structures. The claim is that the sheer number, flexibility, and interchangeability of the involved variables render cognitive phenomena extremely difficult to identify and study in rigorous scientific investigation. This paper systematically outlines a range of established methods for handling the complexity inherent in situated cognitive phenomena by introducing four key methodological approaches. By deploying this methodological toolkit, the article argues that 4E cognition research can be equipped to empirically investigate complex cognitive phenomena. These methods offer a pragmatic pathway to address the challenge of the motley crew argument and bridge the gap between rich philosophical theory and empirical validation.