Direct answer
Prepare items: Fuling Totem ×5 Go to the location: Yagluth Fill the stands and interact with the altar: Fuling Totem ×5 (Fuling Totem ×5 (5 stands, 1 item each)) Summoned target: Yagluth
Fuling Totem → Yagluth · Offering

Result
Prepare items: Fuling Totem ×5 → Fill the stands and interact with the altar: Fuling Totem ×5 (Fuling Totem ×5 (5 stands, 1 item each))
Game homeValheimAll games
