Generation 12 Heroes unlock at around 880 days of server age in Whiteout Survival. The heroes are Ligeia (Marksman), Karol (Lancer), and Hervor (Infantry). They bring an Attack and Defense boost of +1451.16% in Expedition Battles.
Ligeia
Ligeia is a Generation 12 Marksman Hero. You can unlock her through Daily Deals, Foundry Shop, King of Icefield, Hall of Chiefs, and State of Power event. After generation 12, she can be unlocked through Hall of Heroes.
Exploration

Hero Attack: 21,656
Hero Defense: 17,826
Hero Health: 133,698

Acid Reflux
Ligeia summons 3 acid-lobbing Mech-spiders against an enemy, dealing Attack* 98% area damage and reducing Enemy’s Attack by 25% for 2 seconds.
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Damage Up: 70% / 77% / 84% / 91% / 98%
Enemy Troops Attack Down: 5% / 10% / 15% / 20% / 25%

Spider Madam
Ligeia deploys steelweb against an enemy with the damage of Attack * 70% and a 100% chance to trigger a “Resonance” trap for 5 seconds. Resonance reapportions damage against Ligeia to the target.
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Damage Up: 50% / 55% / 60% / 65% / 70%

Mechanical Teeth
Ligeia activates Queen Protection Mode to deflect a negative status effect at a cost of 1 Guard Spider, but gaining a 10-second 24% Attack boost. Ligeia can deploy up to 3 active Guard Spiders at a rate of 1 every 10 seconds.
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Attack Up: 8% / 12% / 16% / 20% / 24%
Expedition

Marksman Attack: +1451.16%
Marksman Defense: +1451.16%

Nerf Poison
Ligeia unleashes a swarm of biting Mech-spiders against well-armored foes, reducing all enemy Defense by 25%.
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Enemy Defense Down: 5% / 10% / 15% / 20% / 25%

Corrosion
Ligeia adds Mech-spiders to Marksmen’s fire, dealing 100% extra damage every 2 attacks; spider acid dissolves enemy armor, amplifying target damage received by 25% for 1 turn.
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Damage Up: 20% / 40% / 60% / 80% / 100%
Enemy Damage Taken Up: 5% / 10% / 15% / 20% / 25%

Toxic Tip
Ligeia dips Marksmen arrowheads in spider toxin, increasing Marksmen’s damage by 100% against the target every 2 attacks while reducing the target’s damage dealt by 20% for 1 turn.
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Damage Up: 20% / 40% / 60% / 80% / 100%
Enemy Damage Dealt Down: 4% / 8% / 12% / 16% / 20%
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Fateweaver
Max Level Stats
Power: 1,806,750
Hero Attack: 4,384
Hero Defense: 3,613
Hero Health: 27,101
Escort Attack: 1.461
Escort Defense: 1,204
Escort Health: 9,033
Marksman Lethality: +362.50%
Marksman Health: +362.50%

Spider Queen – Exploration Skill
Ligeia’s mech mastery is a sight to behold, allowing her to deploy 2 Guard Spider at the start of battle with a 100% chance Spider Madam of striking 1 extra target.

Trap Nest – Expedition Skill
Ligeia knows traps, particularly when she has time to prepare them herself, increasing Defender Troops’ Lethality by 15%.
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Defender Troops Lethality Up: 5% / 7.5% / 10% / 12.5% / 15%
Hervor
Hervor is a Generation 12 Infantry Hero. You can unlock her through Hall of Heroes and Foundry Shop. After generation 12, you can also get her through Daily Deals.
Exploration

Hero Attack: 13,674
Hero Defense: 17,826
Hero Health: 267,398

Earthmover
Hervor hammer-strikes the ground with thunderous force, inflicting Attack * 140% damage to frontal enemies, a 1-second stun, and Intimidation that reduces enemy Attack by 25% for 3 seconds.
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Damage Up: 100% / 110% / 120% / 130% / 140%

Mountain Strength
Hervor’s miraculous strength is terrifying to behold, granting her normal attacks a 25% chance of inflicting “Intimidation” which increases enemy damage taken by 15% (max 3 stacks).
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Probability Up: 5% / 10% / 15% / 20% / 25%
Enemy Damage Taken Up: 3% / 6% / 9% / 12% / 15%

Stone Arms
Brutal mountain life has endowed Hervor with superhuman endurance, reducing her damage taken by 25% and becoming immune to stun, paralysis or freeze and other control effect for the first 9 seconds of battle.
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Damage Taken Down: 5% / 10% / 15% / 20% / 25%
Expedition

Infantry Attack: +1451.16%
Infantry Defense: +1451.16%

Call For Blood
Hervor’s heartfelt war cry ignites fearlessness in her soldiers, increasing all troops’ Lethality by 25%.
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Lethality Up: 5% / 10% / 15% / 20% / 25%

Undying
The enemy menace pales beside Hervor’s icy homeland, her Infantry’s Damage Taken from Normal Attacks is reduced by 25% and 30% from enemy skills.
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Normal Attack Damage Taken Down: 5% / 10% / 15% / 20% / 25%
Skill Damage Taken Down: 6% / 12% / 18% / 24% / 30%

Bloodthirsty
Hervor and her Infantry are singularly devoted to the idea of battle, reducing her Infantry’s damage taken by 15% and increasing their damage dealt by 10%
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Damage Taken Down: 3% / 6% / 9% / 12% / 15%
Damage Up: 2% / 4% / 6% / 8% / 10%
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Hammer of Sathla
Max Level Stats
Power: 1,806,750
Hero Attack: 2,770
Hero Defense: 3,613
Hero Health: 54,202
Escort Attack: 923
Escort Defense: 1,204
Escort Health: 18,067
Infantry Lethality: +362.50%
Infantry Health: +362.50%

Mark of Chieftain – Exploration Skill
Hervor’s hammer is a glorious symbol of Sathla’s power, increasing Attack Speed by 30% and normal attacks’ chance of “Intimidation” by 25%.

Fort of Rock – Expedition Skill
Hervor’s reforges defenders in her unyielding image, increasing Defender Troops’ Defense by 15%.
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Defender Troops Defense Up: 5% / 7.5% / 10% / 12.5% / 15%
Karol
Karol is a Generation 12 Lancer Hero. You can unlock him through Lucky Wheel and Foundry. After generation 12, he can be unlocked through Hall of Heroes and Daily Deals.
Exploration

Hero Attack: 17,826
Hero Defense: 17,826
Hero Health: 178,266

Dawn Charge
The dawn sun lights a path for Karol’s invincible charge, lancing frontal enemies with Attack * 280% area damage and reducing their Defense by 25% for 2 seconds.
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Damage Up: 200% / 220% / 240% / 260% / 280%
Enemy Defense Down: 5% / 10% / 15% / 20% / 25%

Bristling Strike
Karol launches a blistering series of strikes dealing Attack * 140% damage against enemies within a certain area.
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Damage Up: 110% / 110% / 120% / 130% / 140%

Soaring Victory
The taste of victory gives sweet succor to the warrior, increasing Karol’s Attack by 12% for every fallen hero enemy while restoring 10% of Health.
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Attack Up: 4% / 6% / 8% / 10% / 12%
Health Up: 2% / 4% / 6% / 8% / 10%
Expedition

Lancer Attack: +1451.16%
Lancer Defense: +1451.16%

In the Wings
A great offence is a great defense in the case of Karol’s cavalry diversions, reducing all troops’ damage taken by 20%.
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Damage Taken Down: 4% / 8% / 12% / 16% / 20%

Shieldbreaker
Karol knows exactly where enemy infantry are weakest against forces like his own, increasing all troops’ Damage Dealt to Lancers by 30% and 25% to Infantry.
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Damage to Lancer Up: 6% / 12% / 18% / 24% / 30%
Damage to Infantry Up: 5% / 10% / 15% / 20% / 25%

Standard of Ages
Karol has turned the lessons of past brigades into a roadmap for victory, increasing all Troops’ Attack by 15% and Defense by 10%.
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Attack Up: 3% / 6% / 9% / 12% / 15%
Attack Up: 2% / 4% / 6% / 8% / 10%
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Spirit of Winterwind
Max Level Stats
Power: 1,806,750
Hero Attack: 3,613
Hero Defense: 3,613
Hero Health: 36,135
Escort Attack: 1,204
Escort Defense: 1,204
Escort Health: 12,045
Lancer Lethality: +362.50%
Lancer Health: +362.50%

Eagle Flutter – Exploration Skill
The howling flutter of Karol’s Eagles is instantly recognizable, spurring an increase in friendly Squad Attack by 14% and Movement Speed by 100% for 5 seconds with every Dawn Charge.

Triumphant March – Expedition Skill
Karol’s Eagle Brigade often relies on combined arms, enhancing his Rally Squad Attack by 15%.
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Rally Squad Attack Up: 5% / 7.5% / 10% / 12.5% / 15%