Image | Name | Origin |
| Mega Neon Albatross | Golden Clam |
| Mega Neon Albino Bat | Halloween 2020 (Bat Box) |
| Mega Neon Arctic Fox | Christmas 2019 (Christmas Egg) |
| Mega Neon Badger | Fall Weather Update |
| Mega Neon Bee | Honey |
| Mega Neon Black Springer Spaniel | Easter 2022 |
| Mega Neon Brown Springer Spaniel | Easter 2022 |
| Mega Neon Brown-Chested Pheasant | Golden Wheat |
| Mega Neon Business Monkey | Monkey Fairground |
| Mega Neon Clownfish | Ocean Egg |
| Mega Neon Corgi | Regular Egg |
| Mega Neon Crocodile | Jungle Egg |
| Mega Neon Dalmatian | Christmas 2019 (Robux) |
| Mega Neon Deinonychus | Fossil Egg |
| Mega Neon Evil Basilisk | Halloween 2022 |
| Mega Neon Evil Chickatrice | Halloween 2022 |
| Mega Neon Flamingo | Safari Egg |
| Mega Neon Frog | Aussie Egg |
| Mega Neon Ghost Bunny | Halloween 2020 (Candy) |
| Mega Neon Giant Black Scarab | Mud Ball |
| Mega Neon Giant Blue Scarab | Mud Ball |
| Mega Neon Ginger Cat | Star Rewards |
| Mega Neon Gingerbread Reindeer | Winter 2022 |
| Mega Neon Glacier Moth | UGC Pet Refresh January 2023 |
| Mega Neon Goat | Pride Event 2022 (Robux) |
| Mega Neon Halloween White Skeleton Dog | Halloween 2021 |
| Mega Neon Hedgehog | Christmas 2019 (Gingerbread) |
| Mega Neon Highland Cow | Scottish Pets Update 2023 |
| Mega Neon Horse | Robux |
| Mega Neon Hydra | Mythic Egg |
| Mega Neon Ice Wolf | Winter 2022 (Robux) |
| Mega Neon Irish Water Spaniel | UGC Rewards |
| Mega Neon King Penguin | Ice Cream Shop Update |
| Mega Neon Koala | Aussie Egg |
| Mega Neon Ladybug | Diamond Lavender |
| Mega Neon Lamb | Easter 2021 |
| Mega Neon Lion | Safari Egg |
| Mega Neon Llama | Farm Egg |
| Mega Neon Lunar Ox | Lunar New Year 2021 (Ox Box) |
| Mega Neon Lunar White Tiger | Lunar New Year 2022 (Lunar Tiger Box) |
| Mega Neon Orange Butterfly | Golden Leaf |
| Mega Neon Orca | Star Rewards Refresh |
| Mega Neon Panda | Robux |
| Mega Neon Penguin | Golden Goldfish |
| Mega Neon Persian Cat | Puss in Boots |
| Mega Neon Pine Marten | Woodland Egg |
| Mega Neon Platypus | Jungle Egg |
| Mega Neon Pomeranian | Star Rewards Refresh |
| Mega Neon Puffin | Christmas 2021 |
| Mega Neon Purple Butterfly | Leaf |
| Mega Neon Ram | Winter 2022 |
| Mega Neon Red Crowned Crane | Japan Egg |
| Mega Neon Red Panda | Retired Egg |
| Mega Neon Red Squirrel | Robux |
| Mega Neon Ribbon Seal | Desert Weather Map |
| Mega Neon Robot | Regular Egg |
| Mega Neon Royal Corgi | Royal Tea Party 2022 |
| Mega Neon Royal Palace Spaniel | Royal Tea Party 2022 (Robux) |
| Mega Neon Sabertooth | Fossil Egg |
| Mega Neon Salamander | Woodland Egg |
| Mega Neon Scarlet Butterfly | Leaf |
| Mega Neon Shetland Pony White | Winter 2022 (Pony Box) |
| Mega Neon Shiba Inu | Retired Egg |
| Mega Neon Sloth | Robux |
| Mega Neon Snowball Pet | Winter 2022 (Robux) |
| Mega Neon Space Whale | Spacehome Update 2022 |
| Mega Neon Spider Crab | Japan Egg |
| Mega Neon St Bernard | Christmas 2021 |
| Mega Neon Starfish | Star Rewards |
| Mega Neon Swordfish | Regular Egg |
| Mega Neon Tan Chow-Chow | Golden Bone |
| Mega Neon Toucan | Star Rewards |
| Mega Neon Toy Monkey | Monkey Fairground |
| Mega Neon Trapdoor Snail | Japan Egg |
| Mega Neon Turkey | Farm Egg |
| Mega Neon Water Moon Bear | Lunar New Year 2023 (Moon Bear Box) |
| Mega Neon Water Rabbit | Lunar New Year 2023 |
| Mega Neon Wooly Rhino | Winter 2022 |
| Mega Neon Wyvern | Mythic Egg |
| Mega Neon Yeti | Christmas 2020 (Gingerbread) |
| Mega Neon Zombie Buffalo | Halloween 2019 (Candy) |
| Mega Neon Zombie Wolf | Halloween 2022 (Wolf Box) |