1-Player Battledome Challengers Advisor Broo (130) - Random event when playing Dice-A-Roo Balthazar (320) - Randomly through the site (Usually you will already have him) Black Pteri (89) - Randomlly found throughout the site Boochi(15) - Randomly when he fires and misses at your pet Brain Tree(70) - Complete one of his quests Cave Chia(60) - Randomly when refreshing here Chia Clown(10) - Already have him when you start playing Chiazilla(500) - Randomly when refreshing here Commander Garoo(120) - Randomly when refreshing here Count Von Roo(120) - Randomly when he bites your pet Down for Maintenance Pteri (75) - Randomly throughout the site Edna(80) - Complete one of here quests Esophagor(53)- Complete one of its quests Evil Sloth Clone(85) - Simply just go here Eyrieki (25) - Enter a colored door here Flaming Meerca(50) - Already have him when you start playing Ghost Lupe(32) - Simply just go here Giant Ghostkerchief(200) - Simply just go here Giant Hungry Malevolent Chomby(350) - Go here (After you have gotten one ommelette, keep refreshing) Grarrg(140) - Simply just go here Greedy Kadoatie (125) - When he steals 5000NP from you Harry the Mutant Moehog(35) - Already have him when you start playing Highland Chia(50) - Already have him when you start playing Inflatable Balthazar (1) -Already have him when you start playing Jelly Chia(160) - Go here and refresh Kasuki Lu(40) - View the Kasuki Lu card Kauvara(70) - Simply just go here Koi Warrior(62) - Go here and refresh Lab Ray Scientist (185) - Randomly when refreshing here(Must already have lab) Lady Frostbite (40) - Simply just go here Lava Ghoul(120) - Randomly throughout the site Magnus the Torch(95) - Simply just go here Meerca Henchmen(150) - Go here and refresh Meuka(75) - View one of your pets with Sneezles/Neoflu Mootix Warrior (375) - Already have him when you start playing Mr. Chuckles (10) - Randomly when refreshing here Mummy(44) - Simply just go here Pant Devil(21) - Randomly throughout the site Plumbeard(260) - Simply just go here Qasalan Mummy (550) - Randomly when refreshing here Quiggle Warlord (69) - When you win a BD fight using a Quiggle Punchbag Bob(0) - Already have him when you start playing Robo Grarrl(250) - Already have him when you start playing Ryshu(250) - Simply just go here Sabre X(79) - Randomly when you try to take two ommelettes in a day Shadow Usul(150) - Randomly throughout the site Slug Monster (500) - Randomly when refreshing here (Must has Slug Flakes in your inventory) Snow Beast(300) - Go here and refresh Snow Faerie(120) - Complete one of her quests Snowager(700) - Get blasted by him Space Faerie(550) - Reedem a virtual code here Spider Grundo(200)- Simply just go here Sydney(84) - Win a Lvl3+ prize from here Tax Beast (86) - Has to take 10% of your NP Tekkitu (120) - Take a tour around Mystery Island The Drenched (600) - Random event here (Only when stormy weather) Tiki Tack Man(60) - Simply just go here Turmaculus(250) - When he eats your petpet Vira(80) - Randomly throughout the site Zafara Rogue(35) - Go here and refresh
If you have any sources for this information, please do post (it's plagiarism not to). But, since I trust ya, +rep! Just got like 10 new battle dome challengers. I haven't gotten Vira yet though.