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 Brongersma's pitviper!
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You are Savu python!
You are Black-tailed horned pit viper!
You are Rungwe tree viper!
You are Gold-ringed cat snake!
You are Malayan long-glanded coral snake!
You are Sand adder!
You are Western blind snake!
You are Western ground snake!
You are Red-bellied black snake!
You are Fan-Si-Pan horned pitviper!
You are Brahminy blind snake!
You are Southern hognose snake!
You are Mexican vine snake!
You are Rattler!
You are Racer!
You are Checkered garter snake!
You are West Indian racer!
You are Levant viper!
You are Yellow-striped rat snake!
You are Texas garter snake!
You are River jack!
You are Milk snake!
You are Sri Lanka cat snake!
You are Rough green snake!
You are Colorado desert sidewinder!
You are Yellow anaconda!
You are Smooth snake!
You are Bimini racer!
You are Himalayan keelback!
You are Grass snake!
You are Sikkim keelback!
You are Scarlet kingsnake!
You are Madagascar ground boa!
You are Stiletto snake!
You are Western carpet python!
You are Hagen's pitviper!
You are Indian tree viper!
You are Scott Shields Barrows Deadliest Snake!
You are Western tiger snake!
You are Sakishima habu!
You are Burrowing cobra!
You are Rough-scaled tree viper!
You are Southwestern speckled rattlesnake!
You are Coronado Island rattlesnake!
You are Montpellier snake!
You are Andaman cobra!
You are Elegant pitviper!
You are Cobra de capello!
You are Pallas' viper!
You are Southern white-lipped python!
You are Namaqua dwarf adder!
You are Machete savane!
You are Rosy boa!
You are King snake!
You are Inland carpet python!
You are Long-nosed viper!
You are Honduran palm viper!
You are Urutu!
You are King cobra!
You are Orange-collared keelback!
You are Ornate flying snake!
You are Olive python!
You are Pelagic sea snake!
You are Snouted cobra!
You are Copperhead!
You are Eyelash viper!
You are Tasmanian tiger snake!
You are Amethystine python!
You are Tawny cat snake!
You are Sinai desert cobra!
You are Eyelash palm-pitviper!
You are Puerto Rican boa!
You are Egg-eater!
You are Oenpelli python!
You are Red-tailed boa!
You are Mollucan python!
You are Congo water cobra!
You are Zebra snake!
You are Hognosed viper!
You are Bushmaster!
You are Hopi rattlesnake!
You are Sharp-nosed viper!
You are Death Adder!
You are Great Plains rat snake!
You are Tri-color hognose snake!
You are Guatemalan tree viper!
You are Forest flame snake!
You are Aesculapian snake!
You are Mamushi!
You are Motuo bamboo pitviper!
You are Baird's rat snake!
You are Harlequin coral snake!
You are Stimson's python!
You are Burmese python!
You are Tree snake!
You are Three-lined ground snake!
You are Common ground snake!
You are Yellow-lipped sea snake!
You are Chinese cobra!
You are Sedge viper!
You are Dwarf pipe snake!
You are Northwestern carpet python!
You are Boa constrictor!
You are Peringuey's adder!
You are European asp!
You are Habu!
You are Ribbon snake!
You are Longnosed worm snake!
You are Down's tiger snake!
You are Habu pit viper!
You are Nitsche's tree viper!
You are Brazilian mud Viper!
You are Elaps harlequin snake!
You are Boelen python!
You are Mountain adder!
You are Garter snake!
You are Rhinoceros viper!
You are Stejneger's bamboo pitviper!
You are Texas lyre snake!
You are Central ranges taipan!
You are Rattlesnake!
You are Royal python!
You are Eastern yellowbelly sad racer!
You are Trinket snake!
You are Midget faded rattlesnake!
You are Mexican black kingsnake!
You are Australian copperhead!
You are Boa!
You are Corn snake!
You are Ground snake!
You are Coral snake!
You are Eastern coral snake!
You are Many-spotted cat snake!
You are Twig snake!
You are Mangshan pitviper!
You are Japanese forest rat snake!
You are Rainbow boa!
You are Mexican parrot snake!
You are Black-headed snake!
You are Eastern green mamba!
You are Brazilian smooth snake!
You are Sunbeam snake!
You are Kaulback's lance-headed pitviper!
You are Asian pipe snake!
You are Spectacled cobra!
You are Green palm viper!
You are Godman's pit viper!
You are Python!
You are Annulated sea snake!
You are Crowned snake!
You are Desert kingsnake!
You are Banded cat-eyed snake!
You are Reticulated python!
You are Viper!
You are Japanese striped snake!
You are Wolf snake!
You are Red-necked keelback!
You are Viper Adder!
You are Indian egg-eater!
You are Great Lakes bush viper!
You are Puff adder!
You are Lance-headed rattlesnake!
You are Tan racer!
You are Nicobar cat snake!
You are Dusty hognose snake!
You are Black-striped keelback!
You are Wagler's pit viper!
You are Halmahera python!
You are White-lipped python!
You are Black snake!
You are Monocled cobra!
You are Krefft's tiger snake!
You are Aruba rattlesnake!
You are Borneo short-tailed python!
You are Bismarck ringed python!
You are Rufous beaked snake!
You are Cantil!
You are Mexican west coast rattlesnake!
You are Tibetan bamboo pitviper!
You are Texas blind snake!
You are Bolivian anaconda!
You are Caspian cobra!
You are Black-necked spitting cobra!
You are Black-speckled palm-pitviper!
You are Lora!
You are Cuban boa!
You are Papuan python!
You are Pygmy python!
You are Persian rat snake!
You are Tancitaran dusky rattlesnake!
You are Palestine viper!
You are Eastern diamondback rattlesnake!
You are Crossed viper!
You are Mole viper!
You are Buff striped keelback!
You are Paupan taipan!
You are Titanboa!
You are Indian flying snake!
You are False cobra!
You are Palm viper!
You are Wutu!
You are Wynaad keelback!
You are Beddome's coral snake!
You are Egyptian asp!
You are Shield-nosed cobra!
You are Black rat snake!
You are Eastern mud snake!
You are Amazonian palm viper!
You are Kanburian pit viper!
You are Jumping viper!
You are Rinkhals cobra!
You are Forsten's cat snake!
You are Eyelash pit viper!
You are Black tree cobra!
You are Texas Coral Snake!
You are Green cat-eyed snake!
You are South Andaman krait!
You are Namib dwarf sand adder!
You are Flat-nosed pitviper!
You are Pit viper!
You are Eastern brown snake!
You are Common tiger snake!
You are Tentacled snake!
You are Night snake!
You are Lyre snake!
You are Northeastern hill krait!
You are Cantor's pitviper!
You are Andrea's keelback!
You are Hogg Island boa!
You are Burrowing viper!
You are Twin Headed King Snake!
You are American Vine Snake!
You are Tree viper!
You are Mojave desert sidewinder!
You are Boiga!
You are Patchnose snake!
You are Chicken snake!
You are Shield-tailed snake!
You are Bull snake!
You are Tigre snake!
You are Philippine pitviper!
You are Parrot snake!
You are Leaf viper!
You are Black headed python!
You are Southern Pacific rattlesnake!
You are Macklot's python!
You are Manchurian Black Water Snake!
You are Red-tailed pipe snake!
You are Emerald tree boa!
You are Eastern racer!
You are Cottonmouth!
You are Barbour's pit viper!
You are Speckle-bellied keelback!
You are Congo snake!
You are Bush viper!
You are Yellow-lined palm viper!
You are Children's python!
You are Mexican green rattlesnake!
You are Thai cobra!
You are King Island tiger snake!
You are Brown snake!
You are Rhombic night adder!
You are Sumatran tree viper!
You are Cyclades blunt-nosed viper!
You are Tiger snake!
You are Malayan pit viper!
You are Smooth green snake!
You are Keelback!
You are Egyptian cobra!
You are Hoop snake!
You are Cuban wood snake!
You are Yellow-banded sea snake!
You are Common garter snake!
You are Horseshoe pitviper!
You are Carpet viper!
You are Mojave rattlesnake!
You are McMahon's viper!
You are Rough-scaled bush viper!
You are Northern white-lipped python!
You are Brown water python!
You are Yellow cobra!
You are Checkered keelback!
You are Bredl's python!
You are Red diamond rattlesnake!
You are Many-banded krait!
You are Guatemalan palm viper!
You are Many-horned adder!
You are Twin-Barred tree snake!
You are Tree boa!
You are Southwestern blackhead snake!
You are Prairie kingsnake!
You are Taipan!
You are Nicobar Island keelback!
You are Dog-toothed cat snake!
You are Green rat snake!
You are Eastern lyre snake!
You are Malabar rock pitviper!
You are Water snake!
You are Dwarf beaked snake!
You are Philippine cobra!
You are Long-nosed adder!
You are Hill keelback!
You are Moluccan flying snake!
You are Common lancehead!
You are Sidewinder!
You are Siamese palm viper!
You are Spitting cobra!
You are Blue krait!
You are Horned desert viper!
You are San Francisco garter snake!
You are Large shield snake!
You are Arizona coral snake!
You are Kaznakov's viper!
You are Green snake!
You are Arizona black rattlesnake!
You are Tiger keelback!
You are Hognose snake!
You are Worm snake!
You are Snorkel viper!
You are Bluntnose viper!
You are Green tree pit viper!
You are Fer-de-lance!
You are Tic polonga!
You are Water moccasin!
You are Desert woma python!
You are Calabar python!
You are Cat-eyed night snake!
You are Sumatran short-tailed python!
You are Indian cobra!
You are Moccasin snake!
You are Desert death adder!
You are Krait!
You are Grand Canyon rattlesnake!
You are Beauty rat snake!
You are White-lipped cobra!
You are Ringed hognose snake!
You are Peninsula tiger snake!
You are Bamboo pitviper!
You are Indochinese spitting cobra!
You are Fishing snake!
You are Southwestern black spitting cobra!
You are Red blood python!
You are Mexican racer!
You are King rat snake!
You are Herald snake!
You are Wall's keelback!
You are Fox snake, three species of Pantherophis!
You are Green tree python!
You are California kingsnake!
You are African beaked snake!
You are Fierce snake!
You are Forest cobra!
You are Cascabel!
You are Stoke's sea snake!
You are Speckled kingsnake!
You are Mamba!
You are Mussurana!
You are Eastern hognose snake!
You are Sand boa!
You are Hairy bush viper!
You are Coastal carpet python!
You are Cape gopher snake!
You are Hook Nosed Sea Snake!
You are Russell's viper!
You are Hutton's tree viper!
You are Red-tailed bamboo pitviper!
You are Fifty pacer!
You are Western woma python!
You are Mexican palm-pitviper!
You are Green anaconda!
You are Tanimbar python!
You are Great Basin rattlesnake!
You are African rock python!
You are False horned viper!
You are Large-scaled tree viper!
You are Common keelback!
You are Western coral snake!
You are Sind krait!
You are Oaxacan small-headed rattlesnake!
You are Many-banded tree snake!
You are Cobra!
You are Narrowhead Garter Snake!
You are Schlegel's viper!
You are Equatorial spitting cobra!
You are Ikaheka snake!
You are Gold tree cobra!
You are Asian keelback!
You are Grey Lora!
You are Central American lyre snake!
You are African wolf snake!
You are Dauan Island water python!
You are Australian scrub python!
You are Lesser black krait!
You are Beaked sea snake!
You are Western green mamba!
You are Undulated pit viper!
You are Arafura file snake!
You are Jungle carpet python!
You are Black krait!
You are De Schauensee's anaconda!
You are Harlequin snake!
You are Mozambique spitting cobra!
You are Hardwicke's sea snake!
You are Jerdon's pitviper!
You are White-lipped keelback!
You are Banded pitviper!
You are Rat snake!
You are Blind snake!
You are Timor python!
You are Chinese tree viper!
You are Sea snake!
You are Dwarf boa!
You are Indian krait!
You are South eastern corn snake!
You are Ball python!
You are Asp!
You are Long-nosed tree snake!
You are Khasi Hills keelback!
You are Cat snake!
You are Cape coral snake!
You are Banded water cobra!
You are Blunt-headed tree snake!
You are Fea's viper!
You are European smooth snake!
You are Black mamba!
You are White-lipped tree viper!
You are Storm water cobra!
You are Side-striped palm-pitviper!
You are Dubois's sea snake!
You are Nose-horned viper!
You are South American hognose snake!
You are False coral snake!
You are Whip snake!
You are Horned adder!
You are Yellow-bellied sea snake!
You are Indonesian water python!
You are High Woods coral snake!
You are Tokara habu!
You are Uracoan rattlesnake!
You are Northern tree snake!
You are Tiger pit viper!
You are Beddome's cat snake!
You are Burmese keelback!
You are Angolan python!
You are Banded Flying Snake!
You are Blonde hognose snake!
You are Gray cat snake!
You are Diamond python!
You are Dumeril's boa!
You are Bird snake!
You are Striped snake!
You are Blanding's tree snake!
You are Collett's snake!
You are Pope's tree viper!
You are Brown spotted pitviper!
You are Sri Lankan pit viper!
You are Western diamondback rattlesnake!
You are African puff adder!
You are Dusky pigmy rattlesnake!
You are Selayer reticulated python!
You are Woma python!
You are Buttermilk racer!
You are Centralian carpet python!
You are Southwestern carpet python!
You are Raddysnake!
You are Twin-spotted rat snake!
You are Durango rock rattlesnake!
You are Perrotet's shieldtail snake!
You are Mexican hognose snake!
You are Temple pit viper!
You are Canebrake!
You are Bocourt's water snake!
You are Blood python!
You are Western hog-nosed viper!
You are Sonoran sidewinder!
You are Gopher snake!
You are Mud snake!
You are False water cobra!
You are Brown white-lipped python!
You are Long-tailed rattlesnake!
You are Twin-spotted rattlesnake!
You are Yarara!
You are Chihuahuan ridge-nosed rattlesnake!
You are Paradise flying snake!
You are Southern Philippine cobra!
You are Nicobar bamboo pitviper!
You are Golden tree snake!
You are Red-headed krait!
You are Nitsche's bush viper!