Red Tail I

Rampage Skills:

Slot 1: Attack Boost II
Attack +6

Slot 1: Fire Boost I
Fire element attack power +4

Slot 1: Element Exploit
Increases damage when exploiting a foe's elemental weakness.

Rampage Skills (from Upgrade):

Slot 1: Affinity Boost I
Affinity +4%

Slot 1: Affinity Boost II
Affinity +6%

Slot 1: Defense Boost I
Defense Bonus +10

Slot 1: Poison Boost I
Poison buildup +3

Upgradeable to:

Red Tail II Crafted

Upgraded from / with:

Pukei Spear I Crafted

Rathalos Scale x3 Rathalos Tail x1 Flame Sac x2

Remaining crafting materials:

Craft from scratch:

Rathalos Scale x3 Rathalos Tail x1 Flame Sac x2 Pukei-Pukei Quill x4 Pukei-Pukei Sac x1 Monster Bone L x2 Eroded Skeleton x3 Jumbo Bone x1 Suspicious Fang x1 Dragonhusk Shard x1 Twisted Remains x3 Sharp Fang x1 Monster Bone S x3 Bone Scrap x2