How to breed Rare Yool on Cold Island: use Thumpies + Congle. That is the breeding combo listed for Rare Yool on Cold Island, and it matches the same pair used for the regular Yool on Cold Island.

Quick Scoop

  • Monster combo: Thumpies + Congle
  • Island: Cold Island
  • Breed time: 1 day, 7 hours, 45 minutes
  • Availability: Rare Yool is a rare seasonal, so it is only available during specific event windows

Breeding Notes

Use one Thumpies and one Congle in the Breeding Structure on Cold Island, then keep trying during the seasonal availability period if it does not appear right away. Rare seasonal monsters can take several attempts because breeding is chance-based rather than guaranteed.

One Important Tip

Make sure you are breeding on Cold Island , not Seasonal Shanty, because the combo is different there for Yool-related monsters.

tldr

Breed Thumpies + Congle on Cold Island to get Rare Yool.