Where do I drop...?

Heroic Protein Biscuit (55006)
Heroic Protein Biscuit
Heroic Protein Biscuit
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Crafted at NPC:
Stable Boy
Companion Book Chest
Companion Book Chest
Obtained by crafting at the Stable Boy.
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 Companion Book Chest x1
Golden Reputation Gem
Golden Reputation Gem
Golden Reputation Gem, used to increase the reputation of items.
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 Golden Reputation Gem x5
1,000,000,000,000 Yang