If you like the healing stuff, get more Grand Pabbie Oldest and Wisest
Outside of that line, the card looks mediocre, especially compared to some of the other leaks from today
(6/6/2025) If another effect (or effects) modifies how much damage a source you control would dealby preventing some of it, for examplethe player being dealt damage or the controller of the permanent being dealt damage chooses the order in which any such effects (including Lightning's) apply
Still, assuming the rest of the Revival Trance includes cards that support this ability, Terra seems like a powerful rehash of Alesha, Who Smiles at Death, only with partial flying instead of first strike and integrated milling
While I dont tend to evaluate planeswalkers by their ultimate, Ugin, Eye of the Storms actually has one that is reasonable to get to
Mainly they revolve around the elemental crystals with artifact cards for the darkness, earth, fire, water and wind crystals, all of which are now quite rightly legendary artifacts