AR-Boreas is a 5-Star Assault Rifle weapon in Kaiju No. 8 The Game (K8 The Game). This guide covers its stats, effect, and recommended characters.
Table of Contents
AR-Boreas Stats & Effect

| Rarity | 5★ |
|---|---|
| Weapon Type | Assault Rifle |
Effect
| CRIT Rate (%) +24% - After the equipped unit activates Combat Skill, applies Ice DMG dealt +8% (3 turn(s)) and Ultimate Gauge Charge Rate +7% (3 turn(s)) to the equipped unit. Max 2 stack(s). |
Base Stats
| HP | ATK | DEF |
|---|---|---|
| 53 | 37 | 26 |
Recommended Characters for AR-Boreas
The Best Character is Reno
| Character | Evaluation |
|---|---|
Reno Ichikawa | - Has two attributes: Shot and Ice - Powerful additional damage from Ice Crystals - Expands strategic options with SP Recovery - Delays enemy actions with Freeze |
The best character for AR-Boreas is Reno. It's a valuable weapon that can increase Ice DMG Dealt, and with the Ultimate Gauge Charge Rate buff, you can also increase the frequency of Freeze.
Other Recommended Characters
| Character | Evaluation |
|---|---|
Reno Ichikawa | - Decreases Kaiju's Effect RES with his Ultimate - Fast Ultimate rotation with his Passive Skill - Adds extra damage by inflicting Gunshot Wound |
Mina Ashiro | - A Supporter who can greatly increase allies' firepower - Can also deal damage with her Ultimate - Easy to use even at A0 |
How to Get AR-Boreas
How to Get
- Gacha
- Weapon Exchange
Available From Gacha and Medal Exchange
AR-Boreas can be obtained from the Gacha and Pickup Medal Exchange.
Kaiju 8 The Game Related Guides

5-Star Weapons
4-Star Weapons
| Obtained from Gacha | |||
|---|---|---|---|
AR-Lynx 75 | PS-Dobermann 52 | Ax-Mantis 21 | AR-Narwhal 59 |
AR-Octopus 58 | AR-Panther 33 | AR-Honeybee 84 | T-Tiger 15 |
SW-Fox 48 | SW-Crow 93 | GS-Orca 70 | GG-Squirrel 02 |
Fs-Grizzly 83 | AR-Squid 62 | Lc-Rhinoceros 01 | HG-Xmas25 |
S-Silky Shark 13 | |||
| Obtained from Beginner's Guide | |||
HG-Beetle 15 | |||
| Obtained from Events | |||
AR-Hound 64 | Fs-Gaur 28 | Ax‐Bison 91 | |