Here is the full list of all 4884 Snake Classic achievements. It takes around 1-2 hours to unlock all of the achievements on Windows.
You are South eastern corn snake!
You are Patchnose snake!
You are Hopi rattlesnake!
You are Mamushi!
You are Royal python!
You are Common ground snake!
You are European asp!
You are Cantil!
You are Lancehead!
You are Pygmy python!
You are Eastern mud snake!
You are Coral snake!
You are Mojave desert sidewinder!
You are Tentacled snake!
You are Black-tailed horned pit viper!
You are Nose-horned viper!
You are Cobra de capello!
You are Tiger rattlesnake!
You are Horseshoe pitviper!
You are Golden tree snake!
You are Papuan python!
You are Congo water cobra!
You are Eastern hognose snake!
You are Eastern water cobra!
You are Death Adder!
You are Godman's pit viper!
You are Manchurian Black Water Snake!
You are Rubber boa!
You are Nilgiri keelback!
You are Plains hognose snake!
You are Rat snake!
You are Milk snake!
You are Stimson's python!
You are Malabar rock pitviper!
You are Hognosed viper!
You are Bushmaster!
You are Southern hognose snake!
You are North eastern king snake!
You are Long-nosed tree snake!
You are Schultze's pitviper!
You are West African brown spitting cobra!
You are Fan-Si-Pan horned pitviper!
You are Blanding's tree snake!
You are Indian cobra!
You are Chihuahuan ridge-nosed rattlesnake!
You are Eyelash viper!
You are Mexican racer!
You are Wutu!
You are Hagen's pitviper!
You are Cascabel!
You are Spotted python!
You are Chappell Island tiger snake!
You are Black-headed snake!
You are Puerto Rican boa!
You are Beddome's coral snake!
You are Green mamba!
You are Western diamondback rattlesnake!
You are Tancitaran dusky rattlesnake!
You are Tree viper!
You are Striped snake!
You are Boomslang!
You are Temple viper!
You are Horned adder!
You are Lance-headed rattlesnake!
You are Carpet viper!
You are Cobra!
You are Eastern tiger snake!
You are Water snake!
You are Black rat snake!
You are Yunnan keelback!
You are Hogg Island boa!
You are Western carpet python!
You are Monocled cobra!
You are Banded Flying Snake!
You are Blind snake!
You are Jungle carpet python!
You are Sikkim keelback!
You are Grey Lora!
You are Dwarf pipe snake!
You are Green tree pit viper!
You are Horned desert viper!
You are Amazonian palm viper!
You are Coastal taipan!
You are Mexican palm-pitviper!
You are Madagascar tree boa!
You are High Woods coral snake!
You are Fer-de-lance!
You are Burrowing cobra!
You are Oaxacan small-headed rattlesnake!
You are Australian copperhead!
You are Yellow-striped rat snake!
You are Mexican vine snake!
You are Long-tailed rattlesnake!
You are Asp viper!
You are Eyelash palm-pitviper!
You are Coachwhip snake!
You are Spectacled cobra!
You are Bimini racer!
You are Sea snake!
You are Khasi Hills keelback!
You are Black tree cobra!
You are Large-scaled tree viper!
You are California kingsnake!
You are Southwestern blackhead snake!
You are Blue krait!
You are Central American lyre snake!
You are Banded cat-eyed snake!
You are Gaboon viper!
You are Pope's tree viper!
You are Habu pit viper!
You are Fox snake, three species of Pantherophis!
You are Bush viper!
You are False horned viper!
You are Sunbeam snake!
You are American Vine Snake!
You are Bredl's python!
You are African puff adder!
You are Grey-banded kingsnake!
You are Inland carpet python!
You are Rough green snake!
You are Common garter snake!
You are San Francisco garter snake!
You are Tawny cat snake!
You are African beaked snake!
You are Small-eyed snake!
You are Kanburian pit viper!
You are Uracoan rattlesnake!
You are Twin-spotted rat snake!
You are Pallas' viper!
You are Spiny bush viper!
You are Many-horned adder!
You are African twig snake!
You are Blood python!
You are Ringed hognose snake!
You are Horned viper!
You are Mussurana!
You are Large-eyed pitviper!
You are Selayer reticulated python!
You are Mexican hognose snake!
You are Speckle-bellied keelback!
You are Side-striped palm-pitviper!
You are Kham Plateau pitviper!
You are Malcolm's tree viper!
You are Green snake!
You are Western blind snake!
You are Nicobar bamboo pitviper!
You are Southwestern black spitting cobra!
You are Tropical rattlesnake!
You are Rough-scaled bush viper!
You are Ikaheka snake!
You are Cape cobra!
You are Rinkhals!
You are Mexican parrot snake!
You are Gray cat snake!
You are False cobra!
You are Red-necked keelback!
You are Forsten's cat snake!
You are Eastern brown snake!
You are Schlegel's viper!
You are Yellow-bellied sea snake!
You are Abaco Island boa!
You are Modest keelback!
You are Mexican west coast rattlesnake!
You are Wirot's pit viper!
You are Leaf-nosed viper!
You are Sumatran tree viper!
You are Malayan krait!
You are Cape coral snake!
You are Baird's rat snake!
You are Kaznakov's viper!
You are Indian krait!
You are Egyptian cobra!
You are Viper Adder!
You are Massasauga rattlesnake!
You are Japanese forest rat snake!
You are River jack!
You are Great Basin rattlesnake!
You are Tri-color hognose snake!
You are King cobra!
You are Snouted cobra!
You are Tasmanian tiger snake!
You are Banded water cobra!
You are False coral snake!
You are Moluccan flying snake!
You are Cuban wood snake!
You are King brown!
You are Eastern lyre snake!
You are Asp!
You are Indian python!
You are Stoke's sea snake!
You are Buff striped keelback!
You are Many-banded tree snake!
You are Yellow-banded sea snake!
You are Brahminy blind snake!
You are Baja California lyresnake!
You are Aesculapian snake!
You are Harlequin snake!
You are Wetar Island python!
You are Twig snake!
You are Ornate flying snake!
You are Palestine viper!
You are Mandalay cobra!
You are Arabian cobra!
You are Green palm viper!
You are Borneo short-tailed python!
You are Herald snake!
You are Shield-nosed cobra!
You are Mangrove snake!
You are African rock python!
You are Vine snake!
You are Zebra snake!
You are Northwestern carpet python!
You are Inland taipan!
You are Boa!
You are Japanese rat snake!
You are False water cobra!
You are Red spitting cobra!
You are Desert kingsnake!
You are Coastal carpet python!
You are Indonesian water python!
You are Asian Vine Snake, Whip Snake!
You are Emerald tree boa!
You are Jumping viper!
You are Twin-Barred tree snake!
You are Dog-toothed cat snake!
You are Tree snake!
You are Brown white-lipped python!
You are Rosy boa!
You are Rattler!
You are Asian cobra!
You are Sakishima habu!
You are Northern white-lipped python!
You are Black mamba!
You are White-lipped python!
You are Grand Canyon rattlesnake!
You are Western tiger snake!
You are Sand adder!
You are Black snake!
You are Prairie kingsnake!
You are Copperhead!
You are Green anaconda!
You are Halmahera python!
You are Central ranges taipan!
You are Eastern yellowbelly sad racer!
You are Cuban boa!
You are Scarlet kingsnake!
You are Stejneger's bamboo pitviper!
You are McMahon's viper!
You are Andaman cobra!
You are Jamaican boa!
You are Centralian carpet python!
You are Equatorial spitting cobra!
You are Chicken snake!
You are Hairy bush viper!
You are Bamboo viper!
You are Temple pit viper!
You are Eastern racer!
You are Sonoran!
You are De Schauensee's anaconda!
You are Jamaican Tree Snake!
You are Paradise flying snake!
You are Diamond python!
You are Egyptian asp!
You are Ursini's viper!
You are Sri Lankan pit viper!
You are Sedge viper!
You are Southwestern speckled rattlesnake!
You are Sumatran short-tailed python!
You are Eastern coral snake!
You are Lesser black krait!
You are Western coral snake!
You are Tiger keelback!
You are Blunt-headed tree snake!
You are Jerdon's pitviper!
You are Yarara!
You are Cottonmouth!
You are Cat-eyed night snake!
You are Sidewinder!
You are Philippine pitviper!
You are Dwarf sand adder!
You are Grass snake!
You are Guatemalan palm viper!
You are Beddome's cat snake!
You are Queen snake!
You are Guatemalan tree viper!
You are Western mud snake!
You are Snorkel viper!
You are Texas night snake!
You are Water adder!
You are Trinket snake!
You are Colorado desert sidewinder!
You are Nitsche's bush viper!
You are Dumeril's boa!
You are Great Lakes bush viper!
You are Western ground snake!
You are White-lipped cobra!
You are Black krait!
You are Dusty hognose snake!
You are Peninsula tiger snake!
You are Crowned snake!
You are Storm water cobra!
You are Northern water snake!
You are Common worm snake!
You are Hundred pacer!
You are Bolivian anaconda!
You are Black-necked spitting cobra!
You are Banded krait!
You are Flinders python!
You are Malayan long-glanded coral snake!
You are Green tree python!
You are Russell's viper!
You are Rinkhals cobra!
You are Amethystine python!
You are Cyclades blunt-nosed viper!
You are Woma python!
You are Eastern diamondback rattlesnake!
You are Hook Nosed Sea Snake!
You are Indian egg-eater!
You are Mangshan pitviper!
You are Canebrake!
You are Red-tailed pipe snake!
You are Tanimbar python!
You are Aruba rattlesnake!
You are Twin-spotted rattlesnake!
You are Mexican green rattlesnake!
You are Congo snake!
You are Arizona black rattlesnake!
You are Bamboo pitviper!
You are Okinawan habu!
You are Mud adder!
You are Longnosed worm snake!
You are Himalayan keelback!
You are Dubois's sea snake!
You are Speckled hognose snake!
You are Sind krait!
You are Ball python!
You are Boelen python!
You are Ball Python!
You are Caspian cobra!
You are Desert death adder!
You are Green cat-eyed snake!
You are Hutton's tree viper!
You are South American hognose snake!
You are Cantor's pitviper!
You are Javan spitting cobra!
You are Texas garter snake!
You are Nitsche's tree viper!
You are Nubian spitting cobra!
You are Yellow-lipped sea snake!
You are Asian pipe snake!
You are Barred wolf snake!
You are Wagler's pit viper!
You are Lyre snake!
You are Raddysnake!
You are Macklot's python!
You are Twin Headed King Snake!
You are Brown spotted pitviper!
You are Wolf snake!
You are Collett's snake!
You are Tiger pit viper!
You are Portuguese viper!
You are Beauty rat snake!
You are Red-headed krait!
You are Common tiger snake!
You are Fierce snake!
You are Giant Malagasy hognose snake!
You are Racer!
You are Mojave rattlesnake!
You are Namib dwarf sand adder!
You are Fifty pacer!
You are Indian flying snake!
You are Common adder!
You are Banded pitviper!
You are Cat snake!
You are West Indian racer!
You are Boa constrictor!
You are Urutu!
You are Elaps harlequin snake!
You are Coronado Island rattlesnake!
You are Amazon tree boa!
You are Boiga!
You are Orange-collared keelback!
You are Habu!
You are Western hognose snake!
You are Garter snake!
You are Northeastern hill krait!
You are Down's tiger snake!
You are Taipan!
You are Corn snake!
You are Peringuey's adder!
You are Jararacussu!
You are Parrot snake!
You are Durango rock rattlesnake!
You are Fishing snake!
You are South Andaman krait!
You are Checkered garter snake!
You are Mollucan python!
You are Midget faded rattlesnake!
You are European smooth snake!
You are Water moccasin!
You are Sri Lanka cat snake!
You are Barbour's pit viper!
You are Andrea's keelback!
You are Dauan Island water python!
You are Australian scrub python!
You are Brazilian smooth snake!
You are Hoop snake!
You are King Island tiger snake!
You are Nicobar Island keelback!
You are Western woma python!
You are Shield-tailed snake!
You are Night snake!
You are Tree boa!
You are Hognose snake!
You are White-lipped tree viper!
You are Moccasin snake!
You are Northern black-tailed rattlesnake!
You are Sand boa!
You are Narrowhead Garter Snake!
You are Palm viper!
You are Rufous beaked snake!
You are Ground snake!
You are Smooth green snake!
You are Yellow-lined palm viper!
You are Pelagic sea snake!
You are Red-tailed bamboo pitviper!
You are Annulated sea snake!
You are Kayaudi dwarf reticulated python!
You are Burrowing viper!
You are Southern Indonesian spitting cobra!
You are Chinese cobra!
You are Pine snake!
You are Dwarf beaked snake!
You are Red blood python!
You are Saw-scaled viper!
You are Tibetan bamboo pitviper!
You are Indigo snake!
You are Brongersma's pitviper!
You are Texas blind snake!
You are Sonoran sidewinder!
You are Cat-eyed snake!
You are Madagascar ground boa!
You are Wart snake!
You are Mud snake!
You are Burmese keelback!
You are Rhombic night adder!
You are Jan's hognose snake!
You are Black-banded trinket snake!
You are Southern Pacific rattlesnake!
You are New Guinea carpet python!
You are Philippine cobra!
You are Rough-scaled python!
You are Machete savane!
You are King snake!
You are Wall's keelback!
You are Puff adder!
You are Eastern green mamba!
You are Andaman cat snake!
You are Olive sea snake!
You are Rhinoceros viper!
You are Bull snake!
You are Forest cobra!
You are Bocourt's water snake!
You are Worm snake!
You are Desert woma python!
You are Bornean pitviper!
You are Common cobra!
You are Nightingale adder!
You are Tokara habu!
You are Stiletto snake!
You are Cape gopher snake!
You are Blonde hognose snake!
You are Tic polonga!
You are Harlequin coral snake!
You are Bird snake!
You are Black-speckled palm-pitviper!
You are Crossed viper!
You are Mamba!
You are Black-striped keelback!