That last keyword feels like a pretty clear call out to Rograkh, Son of Rohgahh, but let's keep that secret to those who read into the middle of this ranking
In order to use Moonlit Hill to heal 30 damage from each of your Pokemon, you need to discard a Basic Psychic Energy from hand, and that gives us another way to ramp up Energy in our discard pile to use with Psychic Embrace
Plus, if Seasoned Pyromancer is sitting in your graveyard later on in the game, either because of combat or because you discarded it, you can activate its ability to create even more 1/1 tokens

Explorer offers the following cycles of lands: The fast lands from Phyrexia: All Will Be One and Kaladesh The creature lands from The Lost Caverns of Ixalan , Wilds of Eldraine , and Forgotten Realms Allied cycling lands from Amonkhet Check lands from Ixalan and Dominaria Shock lands from Guilds of Ravnica and Ravnica Allegiance Scry lands from Theros Beyond Death and Core Set 2020 Castles from Throne of Eldraine Tri-lands from Ikoria and Streets of New Capenna Pathway lands from Zendikar Rising Slow lands from Midnight Hunt and Crimson Vow Channel lands from Kamigawa, Neon Dynasty Pain lands from Dominaria United and The Brothers' War The Surveil Lands from Murders at Karlov Manor The Deserts from Outlaws of Thunder Junction The Verges from Duskmourn: House of Horror These lands will make the bulk of any given deck in the format

How To Use Your Pack Hourglasses Actually using the Pack Hourglass item can be a bit confusing, since just tapping it on the screen opens an explanation of what it is but doesnt let you use it