The TOP Blue creature recursion effect in Commander has to be Body Double
This part is a personal preference, but I also just find hyper-specific protection mechanics funny from a lore standpoint
Notable cards: Brawl at the Ball (Archetype Focused) Grab your fanciest armor and best sword, because it's time for the brawl
Put four +1/+1 counters, a flying counter, a vigilance counter, a trample counter, and a lifelink counter on that creature
While we have had numerous versions of Sanguine Bond, such as Vito, Thorn of the Dusk Rose, or the standard legal variant of Enduring Tenacity, this now allows for the combo to be standard legal
If you're playing against a person that you know is playing Chaos Orb (which would be an incredibly rare sight given that the card is not only rare and expensive, but is also illegal in every format except for non-sanctioned games), then you could possibly take advantage of these quirks