It's a card that works better the longer it stays on board, and one that scales wildly in multiplayer pods
The next card to be printed that altered a players maximum hand size was Cursed Rack in Antiquities , but instead of granting the controller of this artifact a limitless hand size, Cursed Rack reduced an opponents maximum hand size to four, meaning if they had more than four cards by the end of their turn, they must discard down to four during the cleanup phase
Unmarked Grave costs 1 more mana, is sorcery, and is restricted to nonlegendary cards (nice flavor btw), so it's not going into all Graveyard decks, but 2 mana tutor is still a great rate for decks looking to dredge up nonlegendary cards
Huatli, the Sun's Heart A champion of the ancient ways, who sees strength not in aggression, but in enduranceturning sheer willpower into overwhelming force
6 foil commons/uncommons
They're generally written "[Cost]: [Effect]." Some keywords are activated abilities and may have colons in their reminder text