While we're here, lets also bask in the fact that the original version of Mesa Pegasus was a rare during playtesting
This low-cost creature provides early game presence and maintains card parity, often worth the small sacrifice of health
but because all of them have very different playstyles that'll suit different kinds of person, it pays to get a heads-up on what they can do before making a decision
Due to Brion himself being the source of this damage, this means that his lifelink is also gaining you that much life, making the ability a repeatable, strictly better variation of Fling
(2021-06-18) Any one-shot effects that are waiting "until [this] leaves the battlefield," such as that of Banisher Priest, won't happen when a permanent phases out
Its probably best to cast this at the beginning of combat or after attackers have been declared, before blockers are declared