Overworld Bosses

Thanks to TerminatorTJM, Flash, and Harry for getting this information.

Name	Location	Level	Looks Like	Picture	Drops
Al'Ville	Crystal Caverns		Human in robe with 2 dwarf mercenaries		Archaeologist's, Heroic Tulors
Ali Khan	Ascetos Desert	1137	Humanoid with NB Sash, paired with Snakes		Snake Pit, Heroic Snake Pit
Bloody Mary	Wild Beyond	197	Banshee in pack of furies		Tulor's, Heroic Daemon Home, Heroic Tulor's
Bloodmauler	Bloodwood	111	Solo hell hound (Red in color)		Festering Hate Pool, Naktos
Cael the Destroyer	Ascetos Deep Dessert		GIANT. Head doesn't fit on screen.		Heroic Snake Pit, Cael's Hide
Desert Madman	The Barrens		Wears a ViH / Jesters Hat		Imp King, Heroic Foundry, Heroic Imp Haven
Emissary of Light	Avalon Grasslands	2371	High Priestess in a Mask with Paladins and WoL's		Holy Caves, Heroic Barracks, Heroic Foundry, Vial of Condensed Light, YMMB Shirt, Enid's Baldric?
Emissary of Night	Avalon Dunes	1480	Mist mage with reapers and DK's		Underground, Vial of Condensed Night
Gaelan Frostbeard	The Downs		Dwarf in pack of dwarves		Blacksmith, Heroic Foundry
Grafvitnir	Fafnir's Swamp	1805	Dark blue dragon with 2 other dragons		Dragon's, Graf's Eye, Faf's Eye?
The Harvester	Killing Fields		Lich with invisible "harvested souls"		Fuloran's, Heroic Fuloran
Krisatara	Crystal Caverns		Female with 2 dwarf mercenaries		Archaeologists's, Heroic Forgotten
Maremita	Crystal Caverns		Human with two dwarf bodyguards		Archeologists's, Heroic Snake Pit
Master of the Hunt	Avalon Plains	756	Wears a wolf helmet grouped with two huntresses		Warriors, Heroic Imp Haven
Master of the Maze	The Maze	1600	Harlequin. Usually wearing TMMB & NightSoul Helm		Fuloran's, Heroic Undead Stronghold, Heroic Forgotten Dungeon, Spellbook of Illusionary Foe, Yellow Maze Master Baldric (YMMB)
Mayline Heartflutter	Devon Forest	285	White seraph in a pack of seraphim		Holy, Enid's, Heroic Barracks
Ogre Patriarch	Emerald Forest		Ogre chief in pack of ogres		Enid's, Heroic Imp Haven
Pancho	Dark Forest	341	Wears dark hood, grouped with 2-3 bandits		Festering Hate Pool, Thief's
The Rat King	Wexfordshire Valley	73	Human with no shirt and viking helmet		Rat Charmer
Reanimated Tulor	Winter Wold	1425	Solo devil		Heroic Tulor, Tulor's, Festering Hate Pool
Snaggletooth	Ratling Run	15	Larger Cave Ratling
Spirit of Kal'Dar	Leinster/Kurz Road		Invisible troll caster with invisible troll entourage		Heroic Undead Stronghold
Stormbringer	Ocean View		Water elemental, full size with a group of ocean elementals	​​​​​	Heroic Daemon Home, Heroic Foundry, Ezelberoth, Blacksmith
Thunderhoof	Drear Valley	922	Tall minotaur in pack of minotaurs		Heroic Forgotten Dungeon
The Wanderer	Wandering Woods		Hooded human NPC		Ezelberoth, Heroic Daemon, Heroic Snake Pit
Wargoyle	Avalon River		Big Gargoyle		Underground
Xavtumal	Crystal Caverns	1370	Caster with 2 dwarf mercenaries		Heroic Foundry, Archaeologist's
Zender	Zender's Wood	497	Caster in green robe and black baldric		Heroic Barrack's Bounty, Guardian's, Zender's Diary