That metaphysical explanation is like causal explanation is a view with quite a few proponents today (though see Taylor 2018 for some problem cases for this view). Mostly those who think it is, also think that all or most metaphysical explanations track or are grounding relations (see §3 above). According to these philosophers, more precisely, metaphysical explanation is like causal explanation because grounding is like causation (Fine 2012; Schaffer 2016, 2017; A. Wilson 2018). In what sense