Mon Colle Knights & Pretty Cure (Monster Transformations)

Thanks to Ian Ricky for providing these clips, which show minotaurs undergoing muscle growth. 

In episode 45 of Mon Colle Knights a berserker minotaur increases his strength and muscle mass by drinking ruby nectar (at 01:17:

The next clip combines scenes from two anime films with very long titles: Pretty Cure Splash☆Star Tic-Tac Crisis Hanging by a Thin Thread! (2006) and Pretty Cure All Stars DX3: Rainbow Flower to the Future (2011). The villainous minotaur Sirloin grows to giant-size, but his overconfidence and arrogance fatally cloud his judgement and common sense.