Metal Mario in One Command

/summon MinecartCommandBlock ~ ~1 ~ {Command:kill @e[type=MinecartCommandBlock,r=1],Riding:{id:MinecartCommandBlock,Command:setblock ~ ~-1 ~1 redstone_block,Riding:{id:MinecartCommandBlock,Command:setblock ~ ~ ~1 command_block 0 replace {Command:fill ~ ~-3 ~-1 ~ ~ ~ air},Riding:{id:MinecartCommandBlock,Command:"scoreboard objectives add mmccraft dummy",Riding:{id:MinecartCommandBlock,Command:"tellraw @a {\"text\":\"Metal Mario by RosalinaFan573\",\"bold\":true,\"color\":\"aqua\"}",Riding:{id:MinecartCommandBlock,Command:"scoreboard objectives add metalmario dummy",Riding:{id:MinecartCommandBlock,Command:blockdata ~3 ~-2 ~-1 {Command:fill ~ ~ ~1 ~5 ~1 ~1 stone},Riding:{id:MinecartCommandBlock,Command:blockdata ~3 ~-2 ~1 {Command:fill ~ ~ ~-1 ~5 ~1 ~-1 redstone_block},Riding:{id:MinecartCommandBlock,Command:blockdata ~4 ~-2 ~-1 {Command:"scoreboard players set @e[type=Item] mmccraft 1 {Item:{id:\\\"minecraft:iron_block\\\"},OnGround:1b}"},Riding:{id:MinecartCommandBlock,Command:blockdata ~4 ~-2 ~1 {Command:"scoreboard players set @e[type=Item] mmccraft 2 {Item:{id:\\\"minecraft:iron_helmet\\\"},OnGround:1b}"},Riding:{id:MinecartCommandBlock,Command:blockdata ~5 ~-2 ~-1 {Command:"execute @e[score_mmccraft_min=1,score_mmccraft=1] ~ ~ ~ execute @e[r=0,score_mmccraft_min=2,score_mmccraft=2] ~ ~ ~ summon Item ~ ~ ~ {Item:{id:\\\"minecraft:skull\\\",Count:1,Damage:3,tag:{display:{Name:\\\"Metal Cap\\\"},SkullOwner:{Id:\\\"90456b5d-b0de-42c1-a7e4-ffc05d228bb0\\\",Properties:{textures:[0:{Value:\\\"eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvM2FlMDc4YTlhMDFhOWNiYzkxOTlhNjdiYmYzMWRhYzg1MTY5OWFjNWQ1MTQ5MmJlNDc3NGM4YjI1ZTQ4ZGE5MSJ9fX0=\\\"}]}}}}}"},Riding:{id:MinecartCommandBlock,Command:blockdata ~5 ~-2 ~1 {Command:"execute @e[score_mmccraft_min=1,score_mmccraft=1] ~ ~ ~ execute @e[r=0,score_mmccraft_min=2,score_mmccraft=2] ~ ~ ~ kill @e[type=Item,score_mmccraft_min=1,score_mmccraft=2,r=3]"},Riding:{id:MinecartCommandBlock,Command:blockdata ~6 ~-2 ~-1 {Command:"scoreboard players set @a metalmario 1 {Inventory:[{Slot:103b,id:minecraft:skull,Count:1b,Damage:3s,tag:{SkullOwner:{Id:\\\"90456b5d-b0de-42c1-a7e4-ffc05d228bb0\\\",Properties:{textures:[{Value:\\\"eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvM2FlMDc4YTlhMDFhOWNiYzkxOTlhNjdiYmYzMWRhYzg1MTY5OWFjNWQ1MTQ5MmJlNDc3NGM4YjI1ZTQ4ZGE5MSJ9fX0=\\\"}]}}}}]}"},Riding:{id:MinecartCommandBlock,Command:blockdata ~6 ~-2 ~1 {Command:"clear @a[score_metalmario=0] iron_chestplate 0 1 {display:{Name:Metal Mario Chest},Unbreakable:1}"},Riding:{id:MinecartCommandBlock,Command:blockdata ~7 ~-2 ~-1 {Command:"execute @a ~ ~ ~ /testforblock ~ ~-1 ~ dropper -1 {Items:[{Slot:0b,id:minecraft:iron_block,Count:1b},{Slot:1b,id:minecraft:iron_block,Count:1b},{Slot:2b,id:minecraft:iron_block,Count:1b},{Slot:3b,id:minecraft:iron_block,Count:1b},{Slot:5b,id:minecraft:iron_block,Count:1b}]}"},Riding:{id:MinecartCommandBlock,Command:blockdata ~7 ~-2 ~1 {Command:"replaceitem entity @a[score_metalmario_min=1] slot.armor.legs iron_leggings 1 0 {display:{Name:Metal Mario Legs},Unbreakable:1}"},Riding:{id:MinecartCommandBlock,Command:blockdata ~8 ~-2 ~-1 {Command:"clear @a[score_metalmario=0] iron_leggings 0 1 {display:{Name:Metal Mario Legs},Unbreakable:1}"},Riding:{id:MinecartCommandBlock,Command:blockdata ~8 ~-2 ~1 {Command:"replaceitem entity @a[score_metalmario_min=1] slot.armor.chest iron_chestplate 1 0 {display:{Name:Metal Mario Chest},Unbreakable:1}"},Riding:{id:MinecartCommandBlock,Command:blockdata ~3 ~-1 ~-1 {Command:"clear @a[score_metalmario=0] iron_boots 0 1 {display:{Name:Metal Mario Shoes},Unbreakable:1}"},Riding:{id:MinecartCommandBlock,Command:blockdata ~3 ~-1 ~1 {Command:"effect @a[score_metalmario_min=1] water_breathing 1 0 true"},Riding:{id:MinecartCommandBlock,Command:blockdata ~4 ~-1 ~-1 {Command:"replaceitem entity @a[score_metalmario_min=1] slot.armor.feet iron_boots 1 0 {display:{Name:Metal Mario Shoes},Unbreakable:1}"},Riding:{id:MinecartCommandBlock,Command:blockdata ~4 ~-1 ~1 {Command:"execute @a[score_metalmario_min=1] ~ ~ ~ /kill @e[type=!Player,r=0]"},Riding:{id:MinecartCommandBlock,Command:blockdata ~5 ~-1 ~-1 {Command:"scoreboard players set @a metalmario 0"},Riding:{id:MinecartCommandBlock,Command:setblock ~3 ~-2 ~ redstone_block,Riding:{id:MinecartCommandBlock,Command:fill ~3 ~-2 ~-1 ~5 ~-1 ~-1 command_block,Riding:{id:MinecartCommandBlock,Command:fill ~3 ~-2 ~-1 ~8 ~-2 ~-1 command_block,Riding:{id:MinecartCommandBlock,Command:fill ~3 ~-2 ~1 ~4 ~-1 ~1 command_block,Riding:{id:MinecartCommandBlock,Command:fill ~3 ~-2 ~1 ~8 ~-2 ~1 command_block,Riding:{id:MinecartCommandBlock,Command:setblock ~1 ~ ~ wall_sign 4 replace {Text1:"{text:\\\"[Info]\\\",color:blue,clickEvent:{action:\\\"run_command\\\",value:\\\"tellraw @a {\\\\\\\"text\\\\\\\":\\\\\\\"To craft the Metal Cap, throw an Iron Block and a Iron Helmet on the ground.\\\\\\\",\\\\\\\"color\\\\\\\":\\\\\\\"aqua\\\\\\\"}\\\"},bold:true}",Text2:"{text:\\\"Click here\\\",color:black}",Text3:"{text:\\\"for info.\\\",color:black}"},Riding:{id:MinecartCommandBlock,Command:setblock ~1 ~-1 ~ wall_sign 4 replace {Text1:"{text:\\\"[Destroy]\\\",color:red,clickEvent:{action:\\\"run_command\\\",value:\\\"scoreboard objectives remove metalmario\\\"},bold:true}",Text2:"{text:\\\"Click here\\\",color:black,clickEvent:{action:\\\"run_command\\\",value:\\\"tellraw @a {\\\\\\\"text\\\\\\\":\\\\\\\"The machine was removed.\\\\\\\",\\\\\\\"color\\\\\\\":\\\\\\\"red\\\\\\\"}\\\"}}",Text3:"{text:\\\"to remove\\\",color:black,clickEvent:{action:\\\"run_command\\\",value:\\\"scoreboard objectives remove mmccraft\\\"}}",Text4:"{text:\\\"the machine.\\\",color:black,clickEvent:{action:\\\"run_command\\\",value:\\\"fill ~ ~-2 ~-2 ~9 ~3 ~2 air\\\"}}"},Riding:{id:MinecartCommandBlock,Command:fill ~2 ~-2 ~-2 ~9 ~-1 ~2 stained_glass 8 replace iron_block 0,Riding:{id:MinecartCommandBlock,Command:fill ~2 ~-3 ~-2 ~9 ~ ~2 iron_block 0 hollow,Riding:{id:MinecartCommandBlock,Command:gamerule commandBlockOutput false,Riding:{id:MinecartCommandBlock,Riding:{id:FallingSand,Block:activator_rail,Time:1,Riding:{id:FallingSand,Block:redstone_block,Time:1,Riding:{id:FallingSand,Block:stone,Time:1}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}