Demon

 is an alliance in Dota Underlords.

Change logs
December 05, 2019 Patch
 * Dead allied Demons and ally summoned Demons now count towards the damage bonus.

November 07, 2019 Patch
 * When a Demon casts, now only allied Demons are silenced.

October 24, 2019 Patch
 * New: Whenever a Demon casts a spell, for 4 seconds all Demons are silenced and the caster gains +50% bonus Pure damage for each allied Demon.