Use f3 for a quick search.

Abandoned Cave: Fikomur.

Ancient Tunnel: -

Arena Battle: -

Asid Island: Toxic Dragon, Winglian.

Candy Land: Sweet Snake, Red Jelly Snake, Orange Jelly Snake, Yellow Jelly Snake, Green Jelly Snake, Blue Jelly Snake, Purple Jelly Snake, Candy Dragon, Papilio.

Canyon: Birfee, Sand Kirin, Gorge Dragon.

Crystalls Cavern: Wolunicorn.

Dark Lands: Silver Dragon, Wilspie, Birdffin, Dark Kirin.

Dead Land: Zombie Dragon, Death Speaker, Neon Horse, Night ???, Death Beast.

Desert Land: SandPaw Beast.

Dragons Lair Land: Dead Forest Dragon, Angel Dragon, Dragar, Dream Dragon.

Enigmatic Land: Flower Beast, Jackalope.

Fly Arena: -

Forest Land: Forest Dragon, Golden Beetle, Long Dragon.

Frozen Dungeon: -

Frozen Forest Land: Blue Neon Dragon, Sadrah, Itadzyra.

Ghosts Land: Living Pumpkin, Ghost Wolf, Ghost Lion, Ghost Griffin, Ghost Dragon, Evil Tree, Evil Woggo.

Heavenly Lands: Angel Dragon, Heavenly Wolf, Air Moffy, Birheav.

Hell Land: Devil Dragon, Fire Lion, Phoenix, Giant Lava Worm.

Home Island: -

Ice Land: Tide Dragon, Giant Ice Worm, Ice Fox.

Japan Garden Land: Earth Fox, Mutant Rose.

Jungle Land: ??

Lava Dungeon: -

Lava Land: Lava Beast, Magma Beast, Fire Moffy, Lava Snake, Fire Fox.

Lonely Land: Earth Moffy.

Marsh Land: Plant Beast.

Mountain Land: - Air Fox.

Obsidian Cave: -

Obsidian Land: Obsidian Beast.

Sand Land: -

Sea Land: Aqua Dragon, Water Moffy, Sea Dragon.

Serenity Land: LongEars Wolf, Three-Eyed Demon, Griow.

Tropic Island: Water Liwold.

Square Trade Island: Faust, God Griffin, God Lion, God Dragon, God Wolf.

Plagued Sreams: Ruma.

Underground: -

Wild Home: -