Cage Fight

You brandish a metal chain and throw it at an enemy, they must succeed on wisdom saving throw. On a failed save, both the caster and. The target vanish and reappear in an independent Demi plane. In which initiative is re-rolled if previously in initiative. The effect ends as soon as the concentration is broken, 1 or more creatures fall below 0 hit point, or the spell ends. When the spell ends the effected creatures appear back after 1 minutes (less if the spell ended prematurely) and retain all damage taken, spell uses, etc that were used in the spells duration.

This spell has no effect on creatures immune to the charmed condition.