I remember playing against this card in Standard back when it was printed the first time, back in Core Set 2021
When this card is successfully Ritual Summoned to your side of the field, you can Special Summon 1 Level 11 Ritual Monster from your Graveyard to your side of the field in face-up Defence Position (if possible)
Check for the Celebrations stamp to tell them apart
Abandoned Sarcophagus is completely unmatched card advantage, and Spider Spawning is unmatched battlefield presence
Reference Decklists: Matt Costa, Grand Prix Baltimore Champion
Duchess, Wayward Tavernkeep I might have Duchess, Wayward Tavernkeep a little high, but getting to draw a card for whenever you deal combat damage to a player seems like a good enough deal to speculate on