Every creature you tap counts as either one generic mana or one mana of one of that creatures colors
Players take turns battling one another by casting spells, summoning creatures and using artifacts depicted on individual cards drawn from their personalized decks
The List for The Lost Caverns of Ixalan The List for Wilds of Eldraine The List for Commander Masters The List for The Lord of the Rings: Tales of Middle-earth The List for March of the Machine The List for Phyrexia: All Will Be One The List for The Brothers War The List for Dominaria United The List for Commander Legends: Battle for Baldurs Gate The List for Streets of New Capenna The List for Kamigawa: Neon Dynasty The List for Innistrad: Crimson Vow The List for Innistrad: Midnight Hunt The List for Dungeons & Dragons: Adventures in the Forgotten Realms The List for Modern Horizons 2 The List for Strixhaven: School of Mages The List for Kaldheim The List for Zendikar Rising Note: Cards that appear in The List are not made legal in Standard if they were not legal before
As for the cards, we saw plenty, from summonable saga creatures to Cactuar that can deal 10,000 damage
As an aside, my enjoyment of these cards highlights that Im not against the digital-only nature of the cards being introduced in sets like Alchemy
Basically, it allows you to tap creatures you control to help pay the convoke cards mana cost