Hunting Horn Rey Dau Tree

Rey Perun II

Rarity 5

A hunting horn imbued with Rey Dau's thunder. Its anthems announce the coming of a lord, and invoke fear.

Sharpness

How to get it

Step 5 of 5

Upgrade from Rey Perun I at the Smithy.

Step 1 · Forge Rarity 1
Hope Horn I
Also branches to Sonic Horn I
Step 2 · Upgrade Rarity 1
Hope Horn II
Iron Ore ×2

Also branches to Hope Horn III, Metal Bagpipe I
Step 3 · Upgrade Rarity 2
Balahara Horn I
Aqua Sac ×1, Balahara Scale ×3, Balahara Skull ×1

Also branches to Balahara Horn II
Step 4 · Upgrade Rarity 3
Rey Perun I
Rey Dau Scale ×3, Rey Dau Thunderhorn ×1, Rey Dau Wingtalon ×2
Step 5 · Upgrade Rarity 5
Rey Perun II
Rathian Webbing ×3, Rathian Certificate S ×2, Novacrystal ×1

Also branches to Rey Perun III
This weapon

Rey Perun I → Rey Perun II

Material	Qty	Comes from	Highest listed chance
Rathian Webbing	×3	Rathian	100% broken part · rathian
Rathian Certificate S	×2	Rathian	8% target reward · rathian
Novacrystal	×1	Gypceros	30% broken part · gypceros

Hope Horn I → Hope Horn II → Balahara Horn I → Rey Perun I → Rey Perun II

Material	Qty	Comes from	Highest listed chance
Iron Ore	×2	Quest reward
Aqua Sac	×1	Balahara, Uth Duna	30% carve · rotten · uth duna
Balahara Scale	×3	Balahara	60% carve · severed, rotten · balahara
Balahara Skull	×1	Balahara	80% broken part · balahara
Rey Dau Scale	×3	Rey Dau	60% carve · severed, rotten · rey dau
Rey Dau Thunderhorn	×1	Rey Dau	100% broken part · rey dau
Rey Dau Wingtalon	×2	Rey Dau	100% broken part · rey dau
Rathian Webbing	×3	Rathian	100% broken part · rathian
Rathian Certificate S	×2	Rathian	8% target reward · rathian
Novacrystal	×1	Gypceros	30% broken part · gypceros

5 monsters

Balahara Leviathan

Provides Aqua Sac, Balahara Scale, Balahara Skull

Seen in Windward Plains

Gypceros Bird Wyvern

Provides Novacrystal

Seen in Iceshard Cliffs, Oilwell Basin, Ruins of Wyveria, Windward Plains

Rathian Flying Wyvern

Provides Rathian Webbing, Rathian Certificate S

Seen in Oilwell Basin, Scarlet Forest, Windward Plains

Rey Dau Flying Wyvern

Provides Rey Dau Scale, Rey Dau Thunderhorn, Rey Dau Wingtalon

Seen in Windward Plains

Uth Duna Leviathan

Provides Aqua Sac

Seen in Scarlet Forest