3rd to last byte in the enemy structure... what's it for?
I *think* it has some relation with battle formation, but dunno...

Abstract Art	0
Annoying Old Party Man	1
Annoying Reveler	0
Arachnid!	0
Arachnid!!!	1
Armored Frog	1
Atomic Power Robot	1
Attack Slug	0
Bad Buffalo	0
Beautiful UFO	0
Big Pile of Puke	1
Big Pile of Puke	1
Bionic Kraken	1
Bionic Kraken	1
Black Antoid	1
Black Antoid	1
Boogey Tent	1
Boogey Tent	1
Bubble Monkey	1
Buzz Buzz	0
Captain Strong	0
Carbon Dog	1
Carbon Dog	1
Care Free Bomb	0
Cave Boy	1
Cave Boy	1
Chomposaur	1
Chomposaur	1
Clumsy Robot	1
Clumsy Robot	1
Clumsy Robot	1
Coil Snake	0
Conducting Menace	0
Conducting Spirit	1
Cop	1
Cranky Lady	1
Crazed Sign	0
Crested Booka	1
Criminal Caterpillar	0
Crooked Cop	0
Cute Li'l UFO	1
Dali's Clock	1
Deadly Mouse	1
Demonic Petunia	1
Dept. Store Spook	0
Dept. Store Spook	0
Desert Wolf	1
Diamond Dog	0
Diamond Dog	0
Dread Skelpion	1
Dungeon Man	0
Ego Orb	1
Elder Batty	1
Electro Specter	1
Electro Specter	1
Electro Swoosh	1
Enraged Fire Plug	1
Even Slimier Little Pile	1
Everdred	1
Everdred	1
Evil Elemental	0
Evil Eye	0
Evil Mani-Mani	0
Evil Mani-Mani	0
Extra Cranky Lady	0
Farm Zombie	1
Fierce Shattered Man	0
Filthy Attack Roach	1
Final Starman	0
Final Starman	0
Flying Man	1
Fobby	0
Foppy	1
Foppy	1
Frank	0
Frankystein Mark II	1
Frankystein Mark II	1
French Kiss of Death	0
Ghost of Starman	0
Ghost of Starman	0
Gigantic Ant	1
Gigantic Ant	1
Giygas	1
Giygas	1
Giygas	1
Giygas	1
Giygas	1
Giygas	1
Great Crested Booka	0
Gruff Goat	0
Guardian Digger	0
Guardian Digger	0
Guardian General	0
Guardian General	0
Guardian Hieroglyph	1
Handsome Tom	1
Hard Crocodile	1
Heavily Armed Pokey	0
Heavily Armed Pokey	0
Heavily Armed Pokey	0
Heavily Armed Pokey	0
High-class UFO	0
Hostile Elder Oak	1
Hyper Spinning Robo	0
Insane Cultist	1
Insane Cultist	1
Kiss of Death	1
Kraken	0
Kraken	0
Lesser Mook	1
Lethal Asp Hieroglyph	0
Li'l UFO	1
Loaded Dice	1
Loaded Dice	1
Mad Duck	0
Mad Taxi	1
Magic Butterfly	0
Major Psychic Psycho	0
Manly Fish	1
Manly Fish's Brother	0
Marauder Octobot	0
Master Barf	0
Master Barf	0
Master Belch	0
Master Belch	0
Master Belch	0
Master Criminal Worm	0
Mechanical Octobot	0
Mighty Bear	1
Mighty Bear Seven	0
Military Octobot	1
Mini Barf	0
Mobile Sprout	0
Mole Playing Rough	1
Mondo Mole	1
Mondo Mole	1
Mook Senior	0
Mostly Bad Fly	1
Mr. Batty	0
Mr. Carpainter	0
Mr. Carpainter	0
Mr. Molecule	1
Musica	0
my pet	1
Mystical Record	0
New Age Retro Hippie	0
No Good Fly	0
Noose Man	1
Nuclear Reactor Robot	0
Over Zealous Cop	1
Petrified Royal Guard	1
Picky	1
Pit Bull Slug	1
Plague Rat of Doom	1
Plague Rat of Doom	1
Plain Crocodile	1
Pogo Punk	1
Pokey	0
Psychic Psycho	1
Putrid Moldyman	1
Ramblin' Evil Mushroom	1
Ranboob	0
Red Antoid	0
Robo-pump	0
Robo-pump	0
Rowdy Mouse	0
Runaway Dog	1
Runaway Dog	1
Scalding Coffee Cup	0
Sentry Robot	1
Shattered Man	1
Shrooom!	1
Shrooom!	1
Skate Punk	1
Skelpion	0
Slimy Little Pile	0
Smelly Ghost	1
Smilin' Sam	0
Smilin' Sphere	1
Soul Consuming Flame	0
Spinning Robo	0
Spiteful Crow	0
Squatter Demon	0
Squatter Demon	0
Starman	0
Starman	0
Starman Deluxe	1
Starman Deluxe	1
Starman Junior	0
Starman Super	1
Starman Super	1
Stinky Ghost	0
Strong Crocodile	0
Struttin' Evil Mushroom	0
Struttin' Evil Mushroom	1
Super Plush Bear	1
Tangoo	0
Tangoo	0
Teddy Bear	0
Territorial Oak	1
Thirsty Coil Snake	1
Thunder and Storm	0
Thunder and Storm	0
Thunder Mite	0
Tiny Li'l Ghost	0
Titanic Ant	0
Titanic Ant	0
Tony	0
Tough Guy	0
Tough Mobile Sprout	0
Trick or Trick Kid	0
Trillionage Sprout	0
Trillionage Sprout	0
Ultimate Octobot	1
Unassuming Local Guy	1
Uncontrollable Sphere	0
Urban Zombie	1
Urban Zombie	1
Violent Roach	0
Wetnosaur	0
Whirling Robo	1
Wild 'n Wooly Shambler	0
Wooly Shambler	1
Worthless Protoplasm	0
Yes Man Junior	0
Zap Eel	1
Zombie Dog	1
Zombie Possessor	0
|'s Nightmare	1
|'s Nightmare	1