Worldo is a Legends of Idleon NPC: quest reward, 2 quests.

Worldo | Idleon Toolbox

Worldo

Hold down to open the pack! The cards drop on the ground, make sure to pick them up!!

Dungeon_Card_Pack

Hold down to get a loot roll! Use it anywhere you like! IMPORTANT: You need to be Dungeon Rank 10+ to get Tier 2 Keychains, and Rank 20+ to get Tier 3 keychains.

Dungeon_Loot_Dice

Inside_the_Igloo

Igloo's_Basement

Complete 15 jobs in the Glacial Basement Dungeon. It's the task shown at the top.