Breeding · Article 4

Batch hatching for passive rerolls

A passive project needs 8–15 eggs. Hatching them one at a time is the slowest part of breeding, and it is entirely avoidable.

Updated for the current Palworld patch

Key takeaways
  • Build a hatch room
  • Split hot and cold rooms
  • Cull early
  • Keep the donor safe

Build a hatch room

Place four to six incubators in one room with the temperature set for the egg type your project produces, so a whole Cake batch incubates at once.

Split hot and cold rooms

Two small rooms — one heated, one cooled — let you run Scorching and Frozen projects side by side without moving Heaters.

Cull early

Check passives on hatch and release eggs that missed the target stack immediately, so the Palbox does not fill mid-project.

Keep the donor safe

Never release a four-passive donor. Keep a spare copy in the Palbox before starting a new line.

Official sources
Palworld Trading Card Game — official site

Official Palworld TCG card lists, rules and release schedule.