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From Pathfinder Impossible Magic, which isn't enabled.

Grim Sandglass (Greater)

ITEM 8
MAGICALSPELLHEART
Price 450 gp
Usage affixed to armor or a weapon
Bulk —

One bulb of this tiny hourglass contains black sand, the other white. After even a few grains pass from one side to the other, it reverses its flow to keep the two sides in equilibrium. The spell DC of any spell cast by Activating this item is 24.

  • Armor You gain resistance 5 to void.

  • Weapon After you Cast a Spell by Activating the hourglass, your Strikes with the weapon deal an additional 1d6 void damage until the end of your next turn.

Effect: Grim Sandglass - Armor

Effect: Grim Sandglass - Weapon

Activate Cast a Spell
Effect You cast Void Warp.
Activate Cast a Spell
Frequency once per day
Effect You cast 2nd-rank Harm.
Pathfinder Impossible MagicORC