SFS Standard Planar Tether [two-actions] Spell 4

Traditions arcane, divine, occult
Range 30 feet
Targets 1 creature
Defense Will
Duration varies

You stitch the target to its current plane. While the target is affected by planar tether, the spell attempts to counteract any teleportation effect that would move the target, or any effect that would transport it to a different plane. Planar tether's duration is determined by the target's Will save.
Critical SuccessThe target is unaffected.
SuccessThe duration is 1 minute.
FailureThe duration is 10 minutes.
Critical FailureThe duration is 1 hour.