Leather Bag of Infinity

Source: npc/quests/skills/thief_skills.txt

1. For Thief Sand Attack quest, talk to RuRumuni at payon 91,77.
2. Confirm you came for Leather Bag of Infinity.
3. Bring: Scorpion Tail x5, Cobweb x1, Cactus Needle x1, Earthworm Peeling x1.
4. Turn them in at L_Check stage.
5. Reward: getitem 7042,1.