I know this is a bit off topic but I wanted to create a thread about the concept of a Warcraft themed Auto Battler. Below are some of my ideas on what the synergies might look like for the game.
Alliance:
Having 3/6/9 Alliance heroes on the battlefield grants all of you Alliance heroes 5/10/15 percent of damage dealt returned to them as healing.
Horde:
Having 3/6/9 Horde heroes on the battlefield grants all of you Horde heroes 5/10/15 percent of damage dealt returned to them as healing.
Alliance Races:
Human (6)
Having 2/4/6 Human heroes on the battlefield grants all Human heroes all human heroes 10/20/30 percent more AA damage per strike.
Night Elf (6)
Having 2/4/6 Night Elf heroes on the battlefield grants all Night Elf heroes 10/20/30 percent more AA speed.
Draenei (4)
Having 2/4 Draenei on the battlefield at one time grants all Draenei a shield for 25/60 percent of their maximum health at the start of combat.
Dwarves (4)
Having 2/4 Dwarves on the battlefield at one time grants all Dwarves 25/60 percent bonus health.
Gnomes (2)
Having 2 Gnomes on the battlefield at one time causes them each to start the battle with 30 Mana.
Worgen (2)
Having 2 Worgen heroes on the battlefield at once grants causes both Worgen heroes to ignore 40 percent of the enemies armor.
Pandaren (2)
Pandarens count as both Horde and Alliance heroes. they contribute to and benefit from both faction synergies.
Horde Heroes:
Orc (6)
Having 2/4/6 Orc heroes on the battlefield grants all Orc heroes 10/20/30 percent more AA damage per strike.
Forsaken (6)
Having 2/4/6 Forsaken heroes on the battlefield grants all Forsaken heroes 10/20/30 percent more AA speed.
Blood Elf (4)
Having 2/4 Blood Elf on the battlefield at one time grants all Blood Elves a shield for 25/60 percent of their maximum health at the start of combat.
Tauren (4)
Having 2/4 Taurens on the battlefield at one time grants all Taurens 25/60 percent bonus health.
Goblins (2)
Having 2 Goblin heroes on the battlefield at one time causes them each to start the battel with 30 Mana.
Troll (2)
Having 2 Troll heroes on the battlefield at once grants causes both Worgen heroes to ignore 30 percent of the enemies armor.
Pandarens (2)
Pandarens count as both Horde and Alliance heroes. they contribute to and benefit from both faction synergies.
Class Synergies:
Death Knight (1)
Arthas has a frozen Tempest around him that deals 2% of his maximum health per second to them and slows their movement speed and attack speed by 20% wgile thery’re in the AoE.
Demon Hunter (1)
Illidan gains 5% Attack Speed every second after combat starts.
Druid (6)
Having 2/4/6 druids on the battlefield at once causes them to grant all allied heroes 15/30/50 Mana at the start of combat.
Engineer (2):
Having Gazlowe and Mekkatorque on the battlefield at the same time causes a turret to spawn damaging enemy heroes until it is destroyed.
Hunter (6)
Having 2/4/6 hunters causes Hunter AA damage to deal 25/50/75 percent extra damage over 3 seconds.
Mage (6)
Having 2/4/6 hunters causes Mage ability damage to deal 25/50/75 percent extra damage over 3 seconds.
Monk (2)
Causes Monks to stagger 50% of damage off taking the damage over the next 5 seconds instead.
Paladin (6)
Having 2/4/6 Paladins in the fight causes them all to take 20/35/55 percent reduced ability damage.
Priest (4)
Having 2/4 Priests in the fight causing all allied heroes to recieve 25/60 percent additional healing from all sources.
Rogue (4)
Causes Rogues to gain 10/25 percent criitical strike chance.
Shaman (4)
Causes shamans to gain the favor of the elements granting 15/35 percent increased Attack Speed and Movement Speed.
Warlock (2)
Causes Warlocks to gain mana when they take damage. 1 Mana for every 1 percent damage taken.
Warrior (6)
Having 2/4/6 Warriors in the fight causes them all to take 20/35/55 percent reduced AA damage.