These quests take place on Pumpkin Planet during the Halloween activity. Use the Pumpkin Planet travel and landmarks guide to reach the event areas.
Restless Bones, Patch Work and Cold Spots
For Restless Bones #1, find Old Mort, The Gravekeeper, beside the Candy Lane sign near Sweets & Curses. Approach for H / Talk, read the offer and choose ACCEPT, also labeled H. The offer displays +69,715 XP. Head to the pumpkin field and defeat 12 Skeletons.
When Patch Work #1 is active, defeat 12 Pumpkin Fiends in the pumpkin field. Check the enemy name so you attack the task's target.
For Cold Spots #1, head into the graveyard with tombstones and green lights. Find the floating white Ghosts and defeat 12. Follow whichever quest is active in your tracker when choosing a field or graveyard target.
Hunter Crane's boss quest
Find Hunter Crane, Monster Hunter, near the Haunted Manor sign, beside the orange tent and wanted board. Use H / Talk to access his quest. The Pumpkin King #1 requires defeating the boss once, then returning to Crane when the tracker reaches 1/1. Use H / Talk again to turn it in.
For offering requirements, summoning and combat tactics, follow the complete Pumpkin King guide.