I Made GIANT Commands for You and FNaF Maps
Dont Worry The Heads Will NEVER Change Skin, cuz they are Custom
Have A Good Day

If the Command Does not fit into the chat put it into a Command Block( COPY THE COMMAND EXACTLY AS IT IS)
/give YourName minecraft:command_block



Freddy: /give @p skull 1 3 {display:{Name:"Freddy Fazbear (FNAF)"},SkullOwner:{Id:"ec845821-7123-465b-81a5-db71de766752",Properties:{textures:[{Value:"eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvZWQzZjNlMTE0YzYzMWNhZGM4YTU2MDYwMjFiNGI0ZjllMTVmYTZlYzg5ZDNlZWViMWNlYzgyNWNmMjliODgzIn19fQ=="}]}}}


Bonnie: /give @p skull 1 3 {display:{Name:"Bonnie"},SkullOwner:{Id:"eea1e571-b002-4593-9121-cb768ea218dc",Properties:{textures:[{Value:"eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvMmYzZmFjYTNkMTNlNmVjMzczZDdhMjhkYWI4OTU5ZmMyYjdjY2NlNWZiNjE3YjFjNTYzYWFkYmIwMzkzMiJ9fX0="}]}}}


Chica: /give @p skull 1 3 {display:{Name:"Chica (FNAF)"},SkullOwner:{Id:"004db60f-fd03-4d61-9a52-d32b70f9616e",Properties:{textures:[{Value:"eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvMTdhMWQ0MmVmNzExODc1NzcyOTFkNmFlOTNhNGJlYjhiMTYxYTQzYmMyNjU2MjIwMWNhMjUxNTJiNmZmMzg3In19fQ=="}]}}}


Foxy: /give @p skull 1 3 {display:{Name:"Foxy (FNAF)"},SkullOwner:{Id:"80b5f6f6-b54b-485e-a408-280302746be5",Properties:{textures:[{Value:"eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvMWY1Y2VmNTgxYjJkYjRkMTNmMWI4MjZkMjg3Y2ZiYjg1ZDZlZjVjZWE1Yzc3YThjMDFlYTcxZDY1YzkyYmY2In19fQ=="}]}}}


Cupcake: /give @p skull 1 3 {display:{Name:"Carl The Cupcake (FNAF)"},SkullOwner:{Id:"c68df999-ba6d-4564-98e3-19169938078b",Properties:{textures:[{Value:"eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvOTYzMTNiYzU0YmVmMmEzMTI5ODgyNGYzMzk4Y2IyY2IyNDlkOTVkZTdkOTM5YmI3OGE3MzY0MmE0YjU3MWIifX19"}]}}}


Golden Freddy: /give @p skull 1 3 {display:{Name:"Golden Freddy (FNAF)"},SkullOwner:{Id:"971b7a36-8e32-4230-935c-0fe505591fd3",Properties:{textures:[{Value:"eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvZDdmMGYxMjc3YzUzMWZkYWE0NjI3MDcyNTVjNTdiYjAzMmZlNGU2ZjZiZjQ1Nzc5MWNkMmIxYTQ1MTJmNSJ9fX0="}]}}}