Conjure Lesser Devil
You summon a lesser devil from Hell. This creature uses the statistics of a conjured lesser devil (detailed below) with certain traits determined by your choice of its type: bearded devil , legion devil or spined devil .
The creature is friendly to you and your companions and takes its turn immediately after yours. It obeys your verbal commands. Without such commands, the creature only defends itself.
The creature disappears when reduced to 0 hit points. If your concentration is broken before the spell ends, you lose control of the devil, which becomes hostile and might attack you and your companions. An uncontrolled creature disappears 1 hour after you summoned it.
For each slot level above 3rd the devil’s AC increases by 1, its hit points increase by 10, and when it deals damage with an attack it deals 1d4 extra damage.
Roav’s Rapid Conjure Lesser Devil. When you use rapid summoning to cast this spell, after the casting is complete it does not require your concentration.