Squid Inking Command - by ItsZender

summon FallingSand ~ ~1 ~ {Block:stone,Time:1,Passengers:[{id:FallingSand,Block:redstone_block,Time:1,Passengers:[{id:FallingSand,Block:activator_rail,Time:1,Passengers:[{id:MinecartCommandBlock,Command:gamerule commandBlockOutput false},{id:MinecartCommandBlock,Command:setblock ~6 ~-1 ~ chain_command_block 4 replace {auto:1,Command:"/execute @a[tag=reinked] ~ ~ ~ execute @e[type=Squid,r=6] ~ ~ ~ scoreboard players tag @a[rm=5] remove reinked"}},{id:MinecartCommandBlock,Command:setblock ~6 ~-2 ~ chain_command_block 1 replace {auto:1,Command:"/scoreboard players tag @a[tag=inked] remove inked"}},{id:MinecartCommandBlock,Command:setblock ~5 ~-2 ~ chain_command_block 5 replace {auto:1,Command:"/effect @a[tag=inked] blindness 7 1 true"}},{id:MinecartCommandBlock,Command:setblock ~4 ~-2 ~ chain_command_block 5 replace {auto:1,Command:"/execute @a ~ ~ ~ execute @e[type=Squid,r=2,c=1] ~ ~ ~ scoreboard players tag @a[r=2] add reinked"}},{id:MinecartCommandBlock,Command:setblock ~3 ~-2 ~ repeating_command_block 5 replace {auto:1,Command:"/execute @a ~ ~ ~ execute @e[type=Squid,r=2,c=1] ~ ~ ~ scoreboard players tag @a[r=2,tag=!reinked] add inked"}},{id:MinecartCommandBlock,Command:setblock ~ ~ ~1 command_block 0 replace {Command:fill ~ ~-3 ~-1 ~ ~ ~ air}},{id:MinecartCommandBlock,Command:setblock ~ ~-1 ~1 redstone_block},{id:MinecartCommandBlock,Command:kill @e[type=MinecartCommandBlock,r=1]}]}]}]}