Dados da versão de GBA, nas demais versões de Final Fantasy II os monstros tem dados diferentes.
Localização colocada é aonde eles aparecem pela primeira vez, mas cada um também pode aparecer em outras partes ainda.

Após Emperor (o chefe final) estão os monstros extras da versão de GBA.

	Inimigo	HP	Localização	Item ganho	Fraqueza
	Leg Eater	6	Ao redor de Altair	-	-
	Vampire Thorn	20	Ao redor de Paloom	Antidote, Eye Drops, Potion	-
	Hornet	6	Ao redor de Altair	-	-
	Queen Bee	30	Ao redor de Salamand	Potion, Antidote	-
	Snowman	45	Snow Cavern	-	Fire
	Sasquatch	20	Ao redor de Salamand	-	-
	Icicle	60	Snow Cavern	-	Fire
	Stalactite	240	Deist Cavern	-	Poison
	Stalagmite	240	Kashuan Keep	-	-
	Sprinter	30	Ao redor de Paloom	-	-
	Phorusracos	140	Ao redor de Dreadnought	-	-
	Adamantoise	675	Snow Cavern	Diamond Shield	Ice
	Land Turtle	140	Semitt Falls	Mythril Shield	Ice
	Ogre	100	Kashuan Keep	Mythril Mace, Mythril Helm	-
	Ogre Mage	140	Kashuan Keep	Blind Tome, Sleep Tome, Blizzard Tome, Blink Tome, Hellfire, Warp Tome	-
	Ogre Chief	300	Deist Cavern	Wing Sword, Ice Shield	-
	Dual Heads	80	Snow Cavern	Mace, Battle Axe	Body
	Dual Deads	300	Coliseum	-	Fire
	Wererat	60	Kashuan Keep	-	-
	Stunner	100	Dreadnought	-	-
	Dead Head	45	Snow Cavern	-	Fire
	Skull	640	Castle Palamecia	-	Fire
	Zombie	30	Semitt Falls	-	Fire
	Ghoul	60	Snow Cavern	-	Fire
	Ghast	100	Kashuan Keep	-	Fire
	Revenant	240	Deist Cavern	-	Fire
	Shadow	45	Snow Cavern	-	Fire
	Wraith	60	Kashuan Keep	-	Fire
	Specter	300	Coliseum	-	Fire
	Ghost	540	Cave of Mysidia	-	Fire
	Antlion	370	Ao redor de Coliseum	-	Ice, Poison
	Scissorjaws	870	Deserto de Palamecia (após Mysidian Tower)	-	-
	Gottos (chefe)	2000	Castle Fynn	Bacchus's Wine, Ripper, Haste Tome	-
	Beast Demon	1000	Pandaemonium	-	-
	Chimera (chefe)	700	Deist Cavern	-	-
	Rhyos	750	Castle Fynn (subterrâneo)	-	-
	Chimera Sphinx	1140	Jade Passage	-	-
	Death Flower	540	Coliseum	Antidote, Sleepgrass, Eye Drops, Potion	Ice, Fire
	Devil's Bloom	1140	Mysidian Tower	-	Fire
	Killer Fish	100	Mar	-	Lightning
	Bolt Fish	540	Leviathan	-	-
	Helldiver	140	Dreadnought	-	-
	Cockatrice	370	Cave of Mysidia	-	-
	Pirate (chefe)	90	Mar	-	-
	Buccaneer	80	Mar	-	-
	Borghen (chefe)	240	Snow Cavern	Hi-Potion, Mythril Knife	-
	Zombie Borghen	2500	Pandaemonium	-	Fire
	Big Horn (chefe)	1140	Tropical Isle	-	-
	Wild Horn	300	Ao redor de Coliseum	-	-
	Poison Toad	300	Ao redor de Coliseum	Antidote, Potion, Death Idol, Maiden's Kiss	Ice
	Gigan Toad	450	Deist Cavern	-	Ice
	Sea Snake	300	Mar	-	Lightning
	Sea Dragon	870	Leviathan	Conch Shell, Betrayal Fang, Orichalcum	Lightning
	Land Ray	450	Ao redor de Coliseum	-	-
	Manta Ray	870	Leviathan	-	Lightning
	Flying Ray	750	Cave of Mysidia	-	-
	Changer	140	Castle Fynn (subterrâneo)	-	Mind
	Brain	240	Castle Fynn (subterrâneo)	-	Mind
	Parasite	300	Coliseum	-	Ice
	Mega Parasite	750	Jade Passage	-	Ice
	Werewolf	540	Mysidian Tower	-	-
	Devil Wolf	870	Pandaemonium	-	-
	Imp	300	Mysidian Tower	-	-
	Pit Fiend	750	Jade Passage	-	-
	Malboro	750	Cave of Mysidia	Hi-Potion, Ether	Lightning
	Malboro Terra	1000	Cave of Mysidia	Hi-Potion, Ether, Elixir	-
	Great Malboro	1290	Jade Passage	-	-
	Basilisk	750	Mysidian Tower	-	-
	Salamander	1290	Jade Passage	-	Ice
	Ice Lizard	1000	Jade Passage	-	Fire
	Eyemoeba	1140	Cyclone	-	-
	Hecteyes	1140	Jade Passage	-	-
	Roundworm (chefe)	2500	Leviathan	-	-
	Sand Worm	1290	Deserto de Palamecia (após Mysidian Tower)	-	-
	Abyss Worm	1290	Jade Passage	-	-
	Green Slime	10	Semitt Falls	-	Ice, Fire
	Yellow Jelly	45	Tropical Isle	-	Ice, Fire
	Red Mousse	100	Tropical Isle	-	Lightning
	Black Flan	370	Cave of Mysidia	-	Fire
	Red Soul (chefe)	540	Kashuan Keep	-	-
	Green Soul	6	Deist Cavern	-	-
	Yellow Soul	20	Deist Cavern	-	-
	Vampire Girl	540	Mysidian Tower	-	Fire
	Vampire Lady	1140	Cyclone	Maiden's Kiss, Blizzard Tome, Hourglass	Fire
	Emperor (chefe)	3000	Cyclone	Elixir, Eye Drops, Phoenix Down, Cottage, Diamond Armor, Defender	-
	Imperial Shadow	3000	Castle Palamecia	-	-
	Killer Mantis	750	Castle Fynn (subterrâneo)	-	Ice
	Mantis King	1140	Ao redor de Jade Passage	Phoenix Down, Ether, Mallet, Mythril Mirror, Cat Claws	Ice
	Mantil Devil	1290	Pandaemonium	-	-
	Royal Guard	870	Cyclone	Poison Axe, Unicorn Horn, Stun Tome, Warp Tome	-
	Black Knight	1140	Castle Palamecia	Diamond Shield, Yoichi's Bow, Hi-Potion, Sun Blade	-
	Death Rider	1290	Pandaemonium	Hi-Potion, Ether, Thunder Spear, Elixir, Ribbon	Fire
	Wood Golem	1620	Cyclone	-	Fire
	Stone Golem	1800	Castle Palamecia	-	Poison
	Mythril Golem	2000	Pandaemonium	-	Lightning
	Goblin	6	Ao redor de Altair	-	-
	Goblin Guard	10	Ao redor de Paloom	-	-
	Goblin Prince	30	Kashuan Keep	Potion, Longbow, Bronze Shield, Longsword	-
	Ballon	20	Semitt Falls	-	Lightning, Fire
	Grenade	60	Snow Cavern	-	Lightning, Fire
	Mine	190	Kashuan Keep	-	Lightning, Fire
	Bomb	640	Cave of Mysidia	-	Lightning, Fire
	Soldier	45	Ao redor de Paloom	Potion, Antidote, Garlic	-
	Sergeant (chefe)	420	Semitt Falls	Mythril Helm, Mythril Axe, Mythril Armor, Mythril Bow	-
	Captain	750	Dreadnought	Flame Bow, Goden Armor, Curse Tome, Toad Tome	-
	General	1800	Castle Palamecia	Spider's Silk, Diamond Gloves, Diamond Helm, Dragon Armor, Rune Axe	-
	Magician	80	Ao redor de Dreadnought	Berserk Tome, Scourge Tome, Thunder Tome, Fire Tome, Stun Tome, Mage's Staff	-
	Sorcerer	140	Castle Fynn	Aura Tome, Death Tome, Haste Tome, Toad Tome, Drain Tome, Gold Cuirass	-
	Wizard	540	Castle Fynn	Diamond Cuirass, Warp Tome, Drain Tome, Flare Tome, Osmose Tome	-
	Werepanther	190	Dreadnought	-	-
	Coeurl	1000	Pandaemonium	-	-
	Lamia (chefe)	1000	Altair	-	-
	Lamia Queen	1290	Cyclone	Diamond Cuirass, Protect Ring, Gold Hairpin, Sage's Wisdom, Ribbon	-
	Hill Gigas	750	Dreadnought	Giant's Helm, Giant's Gloves	-
	Fire Gigas (chefe)	1800	Mysidian Tower	Flame Sword, Flame Armor, Confuse Tome	Ice
	Ice Gigas (chefe)	2000	Mysidian Tower	Ice Brand, Antarctic Wind, Stop Tome	Fire
	Thunder Gigas (chefe)	2500	Mysidian Tower	Wizard's Staff, Black Robe, Confuse Tome, Flare Tome	Poison
	Behemoth (chefe)	2000	Coliseum	-	-
	King Behemoth (chefe)	5000	Jade Passage	Twist Headband, Power Best, Power Armlet, Death Idol, Yoichi's Bow	-
	White Dragon (chefe)	2500	Mysidian Tower	Betrayal Fang, Ice Bow, Antarctic Wind, Genji Gloves, Wind Flute	Fire
	Green Dragon (chefe)	3000	Cyclone	Betrayal Fang, Healing Staff, Acid Phial, Diamond Helm, Gaia Drum	Lightning
	Blue Dragon (chefe)	3500	Jade Passage	Dragon Armor, Holy Lance, Dragon Shield, Betrayal Fang, Wizard's Staff	Poison
	Red Dragon (chefe)	5000	Jade Passage	Dragon Armor, Holy Lance, Dragon Shield, Black Garb, Hermes' Shoes	Ice
	Iron Giant	3500	Pandaemonium	Genji Helm, Genji Gloves, Genji Armor, Excalibur, Aegis Shield	Lightning, Ice
	Tiamat (chefe)	5000	Pandaemonium	Elixir, Phoenix Down, Life Tome, Holy Tome, Flare Tome	Body
	Beelzebub (chefe)	5000	Pandaemonium	Blck Robe, Betrayal Fang, Hermes' Shoes, Sage's Wisdom, Gaia Drum	-
	Astaroth (chefe)	7000	Pandaemonium	White Robe, Mythril Mirror, Spider's Silk, Saint's Spirit, Wind Flute	-
	Emperor (chefe final)	15000	Pandaemonium	-	-
	Giga Parasite	80	Raqia Passage	-	Ice
	Soul Eater	40	Raqia Passage	Antidote, Sleepgrass, Eye Drops, Potion	-
	Pyrolisk	90	Raqia Passage	-	-
	Flan Princess	85	Raqia Passage	Hi-Potion, Ether	Poison
	Death Knight	150	Raqia Passage	Poison Axe, Unicorn Horn, Stun Tome, Warp Tome	-
	Miss Vamp	100	Raqia Passage	Maiden's Kiss, Blizzard Tome, Hourglass	Fire
	Bigfoot	150	Raqia Passage	-	Fire
	Gil Snapper	200	Raqia Passage	-	Ice
	Beast Devil	90	Raqia Passage	Mythril Helm, Mythril Axe, Mythril Armor, Mythril Bow	-
	Sea Serpent	100	Raqia Passage	-	Lightning
	Death Horn	400	Raqia Passage	-	Fire
	Gigas Worm	300	Raqia Passage	-	Fire
	Glasya Labolas	700	Raqia Passage	-	-
	Li'l Murderer	1500	Arubboth	Wizard's Staff, Black Robe, Confuse Tome, Flare Tome	Lightning
	Purobolos	800	Arubboth	Flame Bow, Golden Armor, Curse Tome, Toad Tome	Ice
	Dark Soul	500	Arubboth	Blind Tome, Sleep Tome, Blizzard Tome, Blink Tome, Hellfire, Warp Tome	-
	Mother Brain	200	Arubboth	-	Mind
	Bloodbones	1000	Arubboth	Conch Shell, Betrayal Fang, Orichalcum	Fire
	Warg Wolf	1500	Arubboth	-	-
	Mini Satana	1200	Arubboth	Flame Bow, Golden Armor, Curse Tome, Toad Tome	-
	Dark Magician	750	Arubboth	Berserk Tome, Scourge Tome, Thunder Tome, Fire Tome, Stun Tome, Mage's Staff	-
	Chimera Brain	2000	Arubboth	Phoenix Down, Ether, Mallet, Mythril Mirror, Cat Claws	-
	Lamia Matriarch	1760	Arubboth	Hi-Potion, Ether, Thunder Spear, Elixir, Ribbon	-
	Cait Sith	700	Arubboth	-	-
	Twin Heads	800	Arubboth	Flame Sword, Flame Armor, Confuse Tome	Ice
	Catoblepas	1200	Arubboth	Diamond Shield, Yoichi's Bow, Hi-Potion, Sun Blade	-
	Orukat	1140	Arubboth	Diamond Cuirass, Protect Ring, Gold Hairpin, Sage's Wisdow, Ribbon	-
	Malboro Menace	900	Arubboth	Twist Headband, Power Vest, Power Armlet, Death Idol, Yoichi's Bow	Ice, Fire
	Chaos Rider	1800	Arubboth	Spider's Silk, Diamond Gloves, Diamond Helm, Dragon Armor, Rune Axe	-
	Gold Golem	3000	Arubboth	-	Lightning
	Black Dragon	5000	Arubboth	Dragon Armor, Holy Lance, Dragon Shield, Black Garb, Hermes' Shoes	-
	Dark Behemoth	6000	Arubboth	Twist Headband, Power Vest, Power Armlet, Death Idol, Yoichi's Bow	-
	Steel Giant	6500	Arubboth	Genji Helm, Genji Gloves, Genji Armor, Excalibur, Aegis Shield	Lightning
	Emperor (chefe final de Soul of Rebirth)	25000	Arubboth	-	-
	Yamatano Orochi (chefe)	8000	Arubboth	Elixir, Phoenix Down, Life Tome, Holy Tome, Flare Tome	-
	Beelzebub Soul (chefe)	8000	Arubboth	Black Robe, Betrayal Fang, Hermes' Shoes, Sage's Wisdom, Gaia Drum	Fire
	Lucifer (chefe)	10000	Arubboth	White Robe, Mythril Mirror, Spider's Silk, Saint's Spirit, Wind Flute	-
	Black Knight (chefe)	1140	Raqia Passage	Diamond Shield, Yoichi's Bow, Hi-Potion, Sun Blade	-
	Zombie Borghen (chefe)	2500	Raqia Passage	-	Fire
	Roundworm (chefe)	2000	Raqia Passage	-	-
	Ultima Weapon (chefe)	15000	Chamber of the Seal	-	-