pf2e.fyi
From Pathfinder Impossible Magic, which isn't enabled.

Cerebral Barbell (Major)

ITEM 12
MAGICALSPELLHEART
Price 1750 gp
Usage affixed to armor or a weapon
Bulk —

This tiny metallic barbell is strangely heavy for its size. The spell attack modifier of any spell cast by Activating this item is +19 and the DC of any spell cast by Activating this item is 29.

  • Armor You gain resistance 2 to force.

  • Weapon After casting a spell by Activating the cerebral barbell, your Strikes with the weapon deal an additional 4 force damage until the end of your next turn.

Effect: Cerebral Barbell - Armor

Effect: Cerebral Barbell - Weapon

DC 29 basic Reflex

Activate Cast a Spell
Effect You cast Telekinetic Projectile.
Activate Cast a Spell
Effect You cast a 4th-rank Iron Rain.
Activate Cast a Spell
Frequency once per day
Effect You cast Magnetize.
Pathfinder Impossible MagicORC