Retailing for $30, the expansion could surprise release at today's Summer Game Fest or during the Xbox Games Showcase on June 8th.
In an interview, Jiwon Choi also said that the comparisons with Bloodborne motivated the studio because of high expectations.
Battle Memories lets players rematch against previous bosses at five difficulty tiers, while Death March allows consecutive boss fights.
The default difficulty will be "Legendary Stalker," while the new options are "Butterfly's Guidance" and "Awakened Puppet."
Jiwon Choi is more interested in Neowiz developing the best games it possibly could rather than compete with FromSoftware.
As for the sequel, NEOWIZ's Jiwon Choi says when the team has news, "You'll know for sure that we are ready to present it to you."
That's how long it will take for "experienced players" to finish the Soulslike's upcoming expansion, director Jiwon Choi has revealed.
Geppetto's Puppet journeys to the past to aid Lea with her vengeance in NEOWIZ's expansion. It's out this Summer for consoles and PC.
The prequel expansion sees P venturing into Krat's past, exploring new locations and taking on new threats before the Puppet Frenzy.
Lies of P publisher will help bring WolfEye Studios' upcoming retro sci-fi first-person action RPG to the market, it's been confirmed.
Further details on the Souls-like action RPG's first DLC, including its setting, story and official title, have yet to be revealed.
Coming to PC and consoles, Round8 Studio is hiring level designers and more for the title, though it's "too early" to discuss progress.
The acclaimed Soulslike action RPG will support Sony's upcoming console, though NEOWIZ didn't outline the exact features.
Director Jiwon Choi also shares some new artwork and a track, "Lisrim," while teasing hopes to "turn your anticipation into delight."
Neowiz's acclaimed Soulslike action RPG continues to attract players in numbers across all platforms.
The update also improves the Japanese translation, fixes various weapons and allows for resetting the P-Organ without a cost.
A weapon and two costumes from Wo Long: Fallen Dynasty will be available for free in Lies of P starting next week.
Developer Neowiz confirmed in November that it was working on a sequel to the acclaimed Soulslike RPG.
The P-Organ "Rising Dodge" is now a default ability and various balance changes include damage increases for some weapons.
Lies of P director Ji Won Choi has confirmed that developer Neowiz has started working on a sequel to the acclaimed Soulslike RPG.