While resolving Papalymo Totolymo's second ability, the next opponent in turn order who lost life this turn chooses a creature with the greatest power among creatures they control, then each other opponent who lost life this turn in turn order does the same
in fact, its one of the best things you can do in Commander, so Matoya, Archon Elder has lots of potential
It won't turn any land into a basic land or remove the legendary supertype from a legendary land, and the lands won't be named "Island." If Harbinger of the Seas loses its abilities, it continues to turn nonbasic lands into Islands
There's also a chance this card sees older format play, because even with its expensive cost, its Price of Progress-esque ability and big body might ask awkward questions of control decks that they aren't prepared to answer properly
Key features of "Into the Inklands": Introduction of location cards Emphasis on movement and resource management First-time appearances of niche Disney properties Continued expansion of Floodborn and Dreamborn characters Enchanted Rarity Cards Across all Lorcana sets, one of the most coveted types of card is the "Enchanted" rarity