Gisela is a generically good Magic card, and at that point theres very little reason not to touch a few copies of Bruna in most decks that would be interested in the former, due to how well she plays with other powerful cards in Standard, including her sister
Cynthia's Gible 102/182 Loading
Of course, multiple instances of flash on the same object are redundant
If it played against equally messy decks, I could see Adaptive Enchantments card advantage giving it a huge edge, but it falls apart against anything more competent than itself
It was an incredible swing for the fences that paid off with a cool, well-adjusted deck archetype
Three more colorless commanders are joining the list, with The Capitoline Triad, Marvin, Murderous Mimic, and Ulamog, the Defiler all being interesting a very strong card choices to build around