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From Pathfinder Rage of Elements, which isn't enabled.

Atmospheric Staff

ITEM 8
UNCOMMONAIRMAGICALSTAFFTWO-HAND-D8
Price 480 gp
Usage held in 1 hand
Bulk 2
Category simple
Group club
Damage 1d4 bludgeoning

This staff is made of a dense wood and strikes the ground with an imposing boom. At the top of the staff is a perfectly round obsidian sphere that, when stared at for too long, makes viewers feel as though they're heavier than before. When wielding this staff, you gain a +1 item bonus to saves against forced movement.

Activate Cast a Spell
Effect You expend a number of charges from the staff to cast a spell from its list.
Craft Requirements Supply one casting of all listed ranks of all listed spells.
Pathfinder Rage of ElementsOGL