There are currently chapters in the La Muerta storyline and this is the reading order:
Chapter 1: Descent
Chapter 2: Last Rites
Chapter 3: Vengeance
Chapter 4: Retribution
Chapter 5: Ascension
Chapter 6: Retaliation
Chapter 7: Onslaught
Chapter 8: Primeval*
*Primeval began shipping to Kickstarter backers in September 2022. Comic Shop Market Editions will follow later in 2023!