Thermafrost Necklace

The Thermafrost Necklace is Killer Frost's signature gear, evolved from the 3-star gear, Icebound Necklace. The unevolved version can be obtained randomly through completing battles in Challenge Mode, during the end of weekly season rewards in Online Battles, in Gear Locker, Gear Booster Pack, earned either from the wheels or from the Last Laugh tickets in Survivor Mode.

Effects

 * 8% - 18% POWER GENERATION increase
 * [ Killer Frost ] : 20% - 30% LIFEDRAIN chance on Special 2
 * [EVOLVED] DISABLE enemy Specials: 15% - 25% chance on Special 1

Fusing
Evolving costs 30,000 credits, ? red shards, ? blue shards, ? green shards and ? purple shards.