HighlightsHighlights of triel chemistry published last year include the rather varied structures and coordination modes adopted by {Cp*} rings in complexes originating from [Cp*M] (M = Ga, In) acting as ligands to Rh(iii) or Ru(ii).1,2Certainly among the most beautiful structures are those originating from combinations of {Tl(i)} and {Au(C6X5)2} moieties.3–5