Most pollsters saw Spain's far-right Vox in the role, but none imagined it would be exiled Catalan separatist leader Carles Puigdemont emerging as kingmaker from Sunday's inconclusive snap election. And the irony of being kingmaker was not lost on the former Catalan leader who fled to Belgium to avoid prosecution over his role in the failed 2017 independence bid that sparked Spain's worst crisis in decades.