If what gripped you was Parzival’s clumsy beginnings—killing the Red Knight in borrowed armor, his boorish faux pas at Arthur’s court—and the way Gurnemanz’s lessons and the failure at the Grail Castle mature him, you’ll love how The Once and Future King follows Wart under Merlyn’s tutelage. Watching Arthur learn ethics by being transformed into animals echoes Parzival’s hard-earned conscience after meeting Trevrizent, giving you that same bittersweet arc from innocence to hard-won wisdom.

If the soul of Parzival for you was his years of wandering after renouncing God, the confession and counsel with the hermit Trevrizent, and the slow, inward work that prepares him to face the Grail again, Kristin Lavransdatter will resonate deeply. Kristin’s life is marked by sin, penance, pilgrimage, and reconciliation—an intimate spiritual journey that echoes Parzival’s contrition after his silence before Anfortas.

If you savored Arthur’s court, Gawan’s parallel adventures, and the mystery of the Grail and its wounded keeper Anfortas, Le Morte d'Arthur gives you the grand tapestry: the Round Table’s rise and fall, Lancelot and Guinevere’s trials, and the Grail quest culminating in Galahad’s vision. It channels the same blend of chivalric tests, courtly love, and sacred wonder that Parzival interweaves around the Grail.

If you enjoyed how Parzival alternates between Parzival’s penitential quest and Gawan’s intricate trials (from Orgeluse to perilous duels), The Faerie Queene offers a similarly rich weave. Spenser’s Redcrosse Knight, Britomart, and others cross paths as their quests echo and refract each other, delivering that same satisfying interlace of parallel journeys and moral testing you found in Eschenbach’s split narrative.

If the heartbeat of Parzival for you was the focused drive toward the Grail—his silence before the Fisher King, the missed question, and the relentless push to return—Chrétien’s Perceval is the wellspring. It centers on the same pivotal failure at the Grail Castle and the urgency to set it right, delivering that tight, quest-driven momentum you relished in Parzival’s journey to heal Anfortas.