This is a Common collection.
Items for this collection are most commonly found in the Central Wilds. They have most frequently been spotted around the Forest Troll Village.
Find Robgoblin Junkpile and collect it to find an item from the list, below.
The reward for this collection, Bumble Bee Stinger Yo-yo, is used in the Yo-yos collection.
The Molten Lava Top is a reward for completing the Dolls collection.