The problem is that having to sacrifice a legendary creature (or else it costs three mana) is a huge downside
Luckily we're in the best colors to fetch up anything we need
Lets say you got an attack off with Celestine and you cast a Chaplain's Blessing (not something Id ever recommend doing, but just for the sake of this example)
Commanding Conclusion Aragorn, King of Gondor | Illustration by Yongjae Choi Universes Beyond sets have ingrained themselves in Magic, especially Commander: Some of the most popular, unique, and/or powerful legends have come from UB sets, and that trend looks set to continue in the foreseeable future
Shoot, one was already banned in Commander and Brawl and they're dominating Standard and older formats
Today, that trend continued, as Wizards revealed the Final Fantasy versions of both Tymna and Thrasios