Whiteout Survival Kathy: Skills & Upgrade Cost Charts

Expedition

Lethality

15%

Health

15%

Talent

Child of Frost

Years of Frostfire Mine expertise from Kathy increases our troops Lethality and Health by 30% in Frostfire Mine battles.

Level	Materials	Bonus Total
10	10	Lethality +2.85% Health +2.85%
20	20	Lethality +4.20% Health +4.20%
30	30	Lethality +5.50% Health +5.50%
40	40	Lethality +6.90% Health +6.90%
50	50	Lethality +8.25% Health +8.25%
60	60	Lethality +9.60% Health +9.60%
70	70	Lethality +10.95% Health +10.95%
80	80	Lethality +12.30% Health +12.30%
90	90	Lethality +13.65% Health +13.65%
100	100	Lethality +15.00% Health +15.00%

Expert Skills

Icefire Hunter

Deft guidance from Kathy in Frostfire Mine grants our troop 50% additional XP from defeating Mine Patrol for skills upgrades.

Valorous Cold

The leadership skills of Kathy honed in Frostfire Mine allow 50,000 extra Squad Capacity and shorten hero recovery after defeat by 60%.

Winter Treasures

The art of Orichalcum cutting transfers well to Chief Charm. Kathy will obtain 60 additional Charm Design on obtaining 200,000 Orichalcum in the Frostfire Mine event.

Efficient Mining

The efficient mining teams of Kathy never waste a moment. Kathy earns 5,000 Orichalcum per minute once the Frostfire Mine battle phase begins. Kathy will obtain 100 additional Charm Guide on obtaining 200,000 Orichalcum in the Frostfire Mine event.