The silver whistle was called Worldcaller's Whistle. It was an incredibly good item, but there was one problem.
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[Worldcaller's Whistle]
Grade: Super Rare (Soul bound)
"The land answers… but not always in your favor."
Description: A whistle that resonates with the essence of the world.
When blown, it calls forth Elementals native to the surrounding environment.
[Effect]
— Summon one random Elemental influenced by terrain.
— The summoned Elemental will always be two ranks higher than Leone Frontera.
— Summons may be friendly, neutral, or hostile.
— Hostile summons can become friendly if you use Builder Points in exchange for their assistance.
— The cost of turning a hostile Elemental into your ally is 1,000 BP for Rank 5 and below.
— The cost of turning a hostile Elemental into your ally is 10,000 BP for Rank 6 and Rank 7
— The cost of turning a hostile Elemental into your ally is 100,000 BP for Rank 8 and above.
