Character drops per soul

[Kardas]

Last Update: 24 December 2017

I can hear them floating on the wind
Immortal souls their weeping saddens me
-Iron Maiden, Isle of Avalon

A reference thread where you can see what character drops from what soul.
Credits to my Troopers, as well as Demoonchild, Nekroliun, eddiejose, Reeb99, The Educated Fool, Valgard, Chaosego888, and Amarthir in particular

Drops from Rare Souls (also includes Warrior, Sentinel and Magus Rare Soul). There is a roughly 90% chance you'll get a 3* character (see here and here)
Warrior 5*: Samurai Eddie, Shaman Eddie, The Nomad, Child of the Damned
Warrior 4*: The Wicker Man, Axis Bomber Boy, Pyro Soldier, Rocket Dog, Angel of Fear, Hell Hound, Troll, Newborn of Light, Undead Rescuer, Corrupt Rescuer, Ragna Valkyrie Hunter, Hellraiser, Mayan Priestess
Warrior 3*: Run To The Hills Eddie, Wickerdog King, Cultist Warden, Desert Warrior, Harpy, Possessed Rockets, Undead Axis Gunner, Demon Dog, Soulless Demon, Golden Son, Corrupt Droid, Demon Spawn, Trickster
Sentinel 5*: Pharaoh Eddie, Visions Eddie, Viking Eddie, Alliance General, The Witch Doctor
Sentinel 4*: Fear of the Dark Eddie, Harpy, Allied Bomber Boy, Pyro Soldier, Angel of Strife, Soulless Demon, Golden Son, Corrupt Droid, Val Valkyrie Guardian, Hellraiser
Sentinel 3*: Mummy Eddie, Corrupt Ox Cultist, Rock Golem, Desert Guardian, Allied Soldier, Undead Allied Soldier, Dog of War, Newborn of Light, Undead Rescuer, Demon Spawn, Chopper
Magus 5*: Mystic Eddie, Edward The Great, Pharaoh Dog King, Corrupt General
Magus 4*: Carriage Rider Eddie, Pharaoh Dog, Angel of Pain, Child of the Damned, Golden Son, Corrupt Rescuer, Chopper, Kari Valkyrie Siren, Mayan Priestess, Undead Rescuer
Magus 3*: Speed of Light Eddie, Corrupt Owl Cultist, Wickerdog Queen, Masked Harpy, Allied Soldier, Axis Soldier, Newborn of Light, Demon Spawn, Trickster

Drops from common Souls. I tracked about 1000 of my Common Souls, and there's about a 5% chance you get a 3* character, and a 12.5-15% chance it's a 1*.
Warrior 3*: Run To The Hills Eddie, Wickerdog King, Cultist Warden, Desert Warrior, Harpy, Possessed Rockets, Undead Axis Gunner, Demon Dog, Soulless Demon, Golden Son, Corrupt Droid, Demon Spawn, Trickster
Warrior 2*: Wolf Cultist, Wickerdog of Day, Crimson Hourglass, Possessed Mine, Undead Allied Soldier, Hell Dice, Imp
Warrior 1*: Corrupt Ox Soul, Pharaoh Sun Spirit, Possessed Rifle, Meathead, Voidling
Sentinel 3*: Mummy Eddie, Corrupt Ox Cultist, Rock Golem, Desert Guardian, Allied Soldier, Undead Allied Soldier, Dog of War, Newborn of Light, Undead Rescuer, Demon Spawn, Chopper
Sentinel 2*: Cultist Cleric*, Pharaoh Sand Spirit, Sandworm, Undead Guardian, Hell Dice
Sentinel 1*: Corrupt Ox Soul, Hourglass, Meathead
Magus 3*: Speed of Light Eddie, Corrupt Owl Cultist, Wickerdog Queen, Masked Harpy, Allied Soldier, Axis Soldier, Newborn of Light, Demon Spawn, Trickster
Magus 2*: Owl Cultist, Wickerdog of Night, Dark Hourglass, Possessed Mine, Possessed Rockets, Hell Dice
Magus 1*: Corrupt Ox Soul, Pharaoh Water Spirit, Sandworm, Meathead
 
Drops from Gunner/Assassin Rare Souls. Around a 10% chance of getting a 4 or 5* character
Gunner 5*: Cyborg Eddie, Aces High Eddie, Hallowed Eddie, The Prisoner
Gunner 4*: Tailgunner Eddie, Navigator Eddie, Desert Marauder, Child of the Damned, Golden Son, Corrupt Rescuer, Eda Valkyrie Knight, Hellraiser, Mayan Priestess, Chopper
Gunner 3*: Desert Golem, Allied Bomber Boy, Gunner Dog, Possessed Rockets, Undead Allied Soldier, Newborn of Light, Corrupt Droid, Demon Spawn
Assassin 5*: Rainmaker Eddie, Vampire Hunter Eddie, Child of the Damned
Assassin 4*: Corrupt Harpy, Artillery Dog, Pyro Soldier, Death Dog, Troll, Newborn of Light, Corrupted Ox Cultist, Corrupt Rescuer, Astra Valkyrie Slayer, Mayan Priestess
Assassin 3*: Storm Eddie, Burning Mummy Dog, Desert Rider, Axis Bomber Boy, Axis Soldier, Undead Axis Gunner, Soulless Demon, Golden Son, Wicker Golem, Undead Rescuer, Corrupt Droid, Demon Spawn

Drops from Gunner/Assassin Souls. Usually drops a 2* character. So far it seems you're better off buying Rare Gunner/Assassin souls if you want a 3*.
Gunner 3*: Desert Golem, Allied Bomber Boy, Gunner Dog, Possessed Rockets, Undead Allied Soldier, Newborn of Light, Corrupt Droid, Demon Spawn
Gunner 2*: Sandworm, Undead Hunter, Possessed Mine, Chattering Skulls
Gunner 1*: Possessed Machinegun, Voidling
Assassin 3*: Storm Eddie, Burning Mummy Dog, Desert Rider, Axis Bomber Boy, Axis Soldier, Undead Axis Gunner, Soulless Demon, Golden Son, Wicker Golem, Undead Rescuer, Corrupt Droid, Demon Spawn
Assassin 2*: Mummy Dog, Undead Marauder, Possessed Mine, Light Voidling, Dark Voidling, Imp, Chattering Skulls
Assassin 1*: Meathead

Drops from Eternity Souls. Collected through Soul fragments
5*: Eternity Eddie (Assassin), The Clairvoyant (Magus), Beelzebub (Warrior), Wrath (Assassin)

Drops from Trooper Souls. Collected through Soul fragments
5*: Trooper Eddie (Warrior), Bastion (Magus), Lady Azov (Magus), Warlord (Assassin)

Drops from Precious Souls. Collected through Soul fragments. Gold Idols can be sold for lots of Gold while Sacrificial Hearts can be Sacrificed for lots of Essence
5*: Magnificent Gold Idol, Ultimate Sacrificial Heart
3*: Great Gold Idol, Strong Sacrificial Heart
1*: Gold Idol, Sacrificial Heart

*Used to be known as the Ox Cultist

A note on the Legendary Soul: The legendary soul gives you a 4-5* character that is available through Rare Souls and Rare Gunner/Assassin Souls. It seems that the chance of a 5* character is about 13%.

There is also the Mythical Soul, which can be bought for 800 Frontier Coins in the Store. The Mythical Soul gives you a 5* character from all classes, save for Grim Reaper Eddie, The Alchemist, and Trooper and Eternal Soul characters.

Soul Fragments: These are small portions of a specific reward. The following Soul Fragments are available:
- Eternity Soul fragment: 150 to complete, gained through PVP
- Trooper Soul fragment: 200 to complete, gained through Trooper Points
- Precious Soul fragment: 50 to complete, gained through Skull Quests
- Guardian Soul fragment: 150 to complete, granted by completing Missions. Drops a Golden Pharaoh Dog (4* Gunner)
- Crimson Soul fragment: 150 to complete, granted by completing Missions. Drops a Crimson Pharaoh Dog (4* Warrior)
- Legendary Soul fragment: 100 to complete, granted by Satellite 15 and completing Missions and Skull Quests
- Rare Soul fragment: 25 to complete, granted by Satellite 15 and completing Missions and Skull Quests
- Rare Gun/Assassin Soul fragment: 50 to complete, granted by Satellite 15 and completing Missions and Skull Quests
- Warrior/Sentinel/Magus fragment: 40 to complete, granted by Satellite 15 and completing Missions and Skull Quests
- Alchemist Soul: 150 to complete, granted by getting Sacrifice Vortexes (15/20/25 fragments per Vortex). Drops 1 The Alchemist (5* Magus)

(special event souls & fragment events moved further down the page)

You can get Grim Reaper Eddie (5*) via the Achievement system by 3-skulling 255 levels.

The Daily Rewards system also grants a Gunner Undead Allied Soldier (3*) on the 6th day.

During the 2016 Halloween event, you could get 3* Warrior, Sentinel or Magus Haunted Pumpkins from regular Common and Rare Souls. They dropped as 4* as possible Sacrifice and Vortex rewards during the 2017 Halloween event.

Campaign Drops: (Holy Smoke) Eddie (as a 1*), Wicker Man Eddie (as a 2*), Desert Guardian (as a 2*), Mummy Eddie, Soldier Eddie (as a 2*), Assassin Soulless Demon (as a 3*), Run To The Hills Eddie

Unavailable characters: Aset, Sekhmet, Horus, Wrath (Warrior variant), The Beast, Masked Harpy Boss in Birdsong, Undead Guardian Boss in Blood and Sand, Magus Voidling (see Point of No Return)

Hope this helps!