Guild Wars 2 What did Zhuo Ma boss's claws drop in the world?

Fallen Ice In Guild Wars 2, according to the game settings, boss Zhuo Ma, the claw of the world, is the adjutant of Gu Long Zhuo Ma, located near Shengchuan, Dan Ke, south of Frost Voice Valley. From time to time, corrupt ice droplets summon ice nest monsters to attack nearby Dan Ke and contract group camps. Guild Wars 2 is a role-playing computer client game developed by ArenaNet and operated by Kong Zhong. The plot took place 250 years after the fierce battle, and the game was set in Tyria mainland. The game was rated as "20 12 best online game" by Time magazine.