While I think that Terra, Herald of Hope is an interesting commander, I think that this version is a much better representation of who Terra is and what she can do
Then, similar to how Mark Rosewater often drops hints for main sets, Verhey used the same style to preview some upcoming cards in the Commander decks
If Archfiend of the Dross is no longer on the battlefield as its upkeep triggered ability resolves, use the number of oil counters it had the last time it existed on the battlefield to determine whether you lose the game
While Magic: the Gathering cant replicate this exactly, the designers were clearly inspired by Terras journey while developing her Commander deck
Having access to Green Sun's Zenith could also help power up decks like Elves, which could certainly use the help, and maybe even allow for something similar to Maverick (a creature-heavy Gx midrange deck) to develop in the format
Meanwhile, Thanos can literally remove half of the board with his Power-up mechanic, a new mechanic invented for Marvel Super Heroes