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Monster Hunter World (MHW)

Rathbuster Ⅰ | Weapon Stats and Required Materials

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This is a guide to the Rathbuster Ⅰ weapon and its upgrades in the game Monster Hunter World (MHW) and the Iceborne expansion. Find out the details and stats of this weapon and what materials are needed to upgrade it!

List of Contents

Rathbuster Ⅰ Base Stats

Rathbuster Ⅰ
 Rathbuster Ⅰ Bowgun Image
Rarity Attack Affinity Dev.
6 221 20 Low
Def. Mods Augments Slots
- 3 - ①ーー
Special Ammo Wyvernblast
Rapid Fire Flaming Ammo
Auto Reload None

Rathbuster Ⅰ Ammo Table

Ammo Type Lvl 1 Lvl 2 Lvl 3
Normal Ammo 5 5 3
Piercing Ammo 4 3 3
Spread Ammo 4 - -
Sticky Ammo 3 - -
Cluster Ammo - - -
Recover Ammo 4 -
Poison Ammo 8 7
Paralysis Ammo - -
Sleep Ammo - -
Exhaust Ammo - -
Flaming Ammo 4
Water Ammo -
Freeze Ammo -
Thunder Ammo -
Dragon Ammo -
Slicing Ammo 3
Wyvern Ammo -
Demon Ammo 3
Armor Ammo -
Tranq Ammo 3

How to Get and Craft Rathbuster Ⅰ

Required Materials for Rathbuster Ⅰ

Rathalos Scale+ x6
Rathalos Carapace x4
Rathalos Wing x2
Rathalos Medulla x1

Weapon Tree for Rathbuster Ⅰ

Ore Tree

★Chain Blitz I
　┗Chain Blitz II
　　┣Chain Blitz III
　　┃┣High Chain Blitz I
　　┃┃┗High Chain Blitz II
　　┃┃　┗High Chain Blitz III
　　┃┃　　┗Cross Blitz I
　　┃┃　　　┣Cross Blitz II
　　┃┃　　　┃┗Crossblitzer I
　　┃┃　　　┃　┗Crossblitzer II
　　┃┃　　　┃　　┣Crossblitzer III Attack Icon.png338 | Deviation Icon.png- Average
　　┃┃　　　┃　　┗Blackwing Bowgun I
　　┃┃　　　┃　　　┗Blackwing Bowgun II Attack Icon.png351 | Deviation Icon.png- Average
　　┃┃　　　┗Nergal Spitter
　　┃┃　　　　┗Cataclysm's Trigger
　　┃┃　　　　　┗Ruinous Cataclysm Attack Icon.png351 | Deviation Icon.png- High
　　┃┗Lumu Blitz I
　　┃　┗Lumu Blitz II
　　┃　　┗Lumu Typhon I
　　┃　　　┣Lumu Typhon II
　　┃　　　┃┗Lumu Typhon III
　　┃　　　┃　┗Lumu Typhon IV
　　┃　　　┃　　┣Nightmare's Seed I
　　┃　　　┃　　┃┗Nightmare's Seed II Attack Icon.png312 | Deviation Icon.png- Average
　　┃　　　┃　　┗Glavenus Blitz
　　┃　　　┃　　　┗Acid Blitz I
　　┃　　　┃　　　　┗Acid Blitz II Attack Icon.png325 | Deviation Icon.png- High
　　┃　　　┗Bazel Typhoon I
　　┃　　　　┗Bazel Typhoon II
　　┃　　　　　┗Bazel Typhoon III Attack Icon.png364 | Deviation Icon.png- High
　　┗Jagras Blitz I
　　　┣Jagras Blitz II
　　　┃┣Jagras Blitz III
　　　┃┃┗Jagras Fire I
　　　┃┃　┗Jagras Fire II
　　　┃┃　　┗Jagras Fire III
　　　┃┃　　　┗Saber's Howl I
　　　┃┃　　　　┣Saber's Howl II Attack Icon.png338 | Deviation Icon.png- High
　　　┃┃　　　　┗Rex Fusillade I
　　　┃┃　　　　　┗Rex Fusillade II
　　　┃┃　　　　　　┗Accursed Fire Attack Icon.png351 | Deviation Icon.png- High
　　　┃┃
　　　┃┗Flame Blitz I
　　　┃　┗Flame Blitz II
　　　┃　　┗Rathbuster I
　　　┃　　　┗Rathbuster II
　　　┃　　　　┗Rathbuster III
　　　┃　　　　　┗Azure Soulscorcher
　　　┃　　　　　　┗Argent Ray Attack Icon.png351 | Deviation Icon.png- Average
　　　┗Thunder Blitz
　　　　┣Thunder Blitz II
　　　　┃┗Lightning Blitz I
　　　　┃　┗Lightning Blitz II
　　　　┃　　┗Lightning Blitz III
　　　　┃　　　┗Lightning Blitz IV
　　　　┃　　　　┗Usurper's Crime
　　　　┃　　　　　┗Usurper's Crime+
　　　　┃　　　　　　┗Despot's Wildfire Attack Icon.png338 | Deviation Icon.png- Average
　　　　┗Snow Blitz I
　　　　　┗Snow Blitz II
　　　　　　┗Frost Blitz I
　　　　　　　┗Frost Blitz II
　　　　　　　　┗Frost Blitz III
　　　　　　　　　┣Blizzard Cannon
　　　　　　　　　┃┣Blizzard Cannon+
　　　　　　　　　┃┃┗Blizzard Volley Attack Icon.png312 | Deviation Icon.png- Average
　　　　　　　　　┃┗Blizzard Gust Attack Icon.png338 | Deviation Icon.png- Average
　　　　　　　　　┗Laguna Blitz I
　　　　　　　　　　┗Laguna Blitz II Attack Icon.png325 | Deviation Icon.png- Average

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