Gunnar - Iron Doom
A Tank who specializes in heavy bombardment, supporting allies with powerful long-range fire.
Ultimate - Unlocks at Level 1
Annihilation Directive
When a battle starts, if there is an ally placed 1 tile behind Gunnar, he summons a Doomfield at that ally's location, increasing their normal attack range by and ATK by + 
3% of Gunnar's initial ATK. He and the ally remain steadfast until Gunnar is defeated, or until after the ally leaves the Doomfield. During battle, Gunnar locks onto and prioritizes attacking the enemy targeted by the ally standing on his Doomfield.
Active. Gunnar deals 
320% + 30% damage 2 times to all enemies within 2 tiles of the target tile, then launches a Doomsday Meteor that deals 470% + 50% damage to all enemies within range and sets the ground on fire for Enemies standing in the fire take 80% + 8% damage every second and lose Vitality. When cast automatically, Gunnar prioritizes targeting the enemy area that allows him to hit the most enemies.
3
25%
3s
15s.
40
Level 2 | Unlocks at Level 51
Increases Doomsday Meteor's damage dealt to all enemies within range to 490% + 50%.
Level 3 | Unlocks at Level 111
Increases Doomsday Meteor's damage dealt to all enemies within range to 510% + 50%.
Level 4 | Unlocks at Level 171
Increases Doomsday Meteor's damage dealt to all enemies within range to 530% + 50%.
Level 5 | Unlocks at Level 231
Increases Doomsday Meteor's damage dealt to all enemies within range to 550% + 50%.
Skill 1 - Unlocks at Level 11
Bombing Engine
Cooldown: 10sInitial Cooldown: 3s
Gunnar fires his cannons 6 times, each time dealing 65% + 8% damage to all enemies adjacent to his locked-on target. If there is a Doomfield active, the ally within the Doomfield will also launch 6 coordinated attacks, dealing damage to the locked-on target equal to + 1% their max HP and stunning them for This damage cannot exceed Gunnar's 100%.
6%
0.5s.
Level 2 | Unlocks at Level 71
Each cannon strike deals 70% + 8% damage to all enemies adjacent to Gunnar's locked-on target.
Level 3 | Unlocks at Level 131
Each cannon strike deals 75% + 8% damage to all enemies adjacent to Gunnar's locked-on target.
Level 4 | Unlocks at Level 191
Each cannon strike deals 80% + 8% damage to all enemies adjacent to Gunnar's locked-on target.
Skill 2 - Unlocks at Level 31
Absolute Defense
Cooldown: 12s
Gunnar lets out a roar, granting himself a shield that absorbs 450% + 60% damage. He also grants a shield that absorbs 400% + 40% damage for to every ally behind him.
If there is a Doomfield active, the Doomfield gets strengthened, increasing the ATK SPD of the ally within it by + 4 for
6s
40
8s.
Level 2 | Unlocks at Level 91
Increases the value of the shield Gunnar gives himself to 500% + 60%.
Level 3 | Unlocks at Level 151
Increases the value of the shield Gunnar gives himself to 550% + 60%.
Level 4 | Unlocks at Level 211
Increases the value of the shield Gunnar gives himself to 600% + 60%.
Unlocks at Legendary+
Hero Focus
Increases Ranged DEF and Vitality by For each allied hero standing behind this hero, increases Ranged DEF and Vitality by an extra
10.
7.
Level 2
Increases Ranged DEF and Vitality by For each allied hero standing behind this hero, increases Ranged DEF and Vitality by an extra
12.
8.
Level 3
Increases Ranged DEF and Vitality by For each allied hero standing behind this hero, increases Ranged DEF and Vitality by an extra
15.
9.
EX. Skill - Unlocks at Mythic+
Fire Suppression
Whenever the ally within Gunnar's Doomfield deals total damage equal to of Gunnar's initial ATK, Gunnar automatically launches a missile at his locked-on target, dealing 500% damage and recovering HP equal to of the damage dealt.
1400%
100%
Level 2 | Unlocks at EX. +5
Increases the missile damage to 550%.
Level 3 | Unlocks at EX. +10
Increases the missile damage to 600%.
Level 4 | Unlocks at EX. +15
After Gunnar's HP ratio remains above for the ally within his Doomfield becomes invincible and gains extra ATK equal to of Gunnar's initial ATK.
35%
3s,
45%
Unlocks at Supreme+
Enhance Force
If an area set on fire is struck again by Doomsday Meteor, the area becomes permanently scorched. The fire no longer expires, and enemies within the scorched area cannot heal or gain shields.
Tales
1
2
When Gunnar speaks, steam and flame escape from the vents across his body with a loud hiss, leaving him chronically overheated and always hunting for better cooling solutions.
3
Hypogeans complain that Gunnar is impossible to get along with. The truth is a simple change of topics sometimes does wonders. Forget plots and pranks. A question about weapons can earn you an unexpectedly long conversation.
4
5
"If you want Gunnar to like you, compliment his craftsmanship. But keep your hands to yourself. Even if he tells you to touch it. That's how you get scorched." —An anonymous Hypogean
6
Of all Hypogeans, Gunnar respects 
Kulu the most, especially her brutal bombs. He's been hoping to meet her one day just to ask if she'd let him mount her explosives onto his own cannons.
7
8
9
At one point, Gunnar tried to weaponize both his arms and chest. But it only lasted one engagement: overheating turned his arsenal into molten metal.
10
Destruction holds no appeal for Gunnar. He simply wants to test how strong his weapons really are. Any incidental disaster is an irrelevant side effect.