[OneCommand] Minecraft 1.9 (15w35b) Idea

/summon FallingSand ~ ~1 ~ {Block:redstone_block,Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:fill ~ ~0 ~1 ~ ~-12 ~1 redstone_block},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:setblock ~ ~3 ~1 stone},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:setblock ~ ~4 ~ command_block 0 replace {Command:fill ~ ~2 ~ ~ ~-16 ~1 air}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:" /summon FallingSand ~-6 ~3 ~-1 {Block:chain_command_block,Data:12,Time:1,TileEntityData:{auto:1,Command: /execute @e[type=Arrow] ~ ~ ~ /kill @e[type=Arrow] }}"},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:" /summon FallingSand ~-5 ~3 ~-1 {Block:chain_command_block,Data:12,Time:1,TileEntityData:{auto:1,Command: /playsound random.fizz @a ~ ~ ~ }} "},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:" /summon FallingSand ~-4 ~3 ~-1 {Block:chain_command_block,Data:12,Time:1,TileEntityData:{auto:1,Command: /execute @e[type=Arrow] ~ ~ ~ /summon Creeper ~ ~ ~ }} "},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:" /summon FallingSand ~-3 ~3 ~-1 {Block:repeating_command_block,Data:4,Time:1,TileEntityData:{auto:0,Command: /testfor @e[type=Arrow] {inGround:true} }} "},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:" /summon FallingSand ~-2 ~3 ~-1 {Block:repeating_command_block,Data:4,Time:1,TileEntityData:{auto:0,Command: /execute @e[type=Arrow] ~ ~ ~ /particle fireworksSpark ~ ~ ~ 0.01 0.01 0.01 0.1 10 }} "},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:" /summon FallingSand ~-4 ~3 ~0 {Block:chain_command_block,Data:12,Time:1,TileEntityData:{auto:1,Command: /fill ~1 ~1 ~-1 ~2 ~1 ~-1 minecraft:air }} "},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:" /summon FallingSand ~-3 ~3 ~0 {Block:chain_command_block,Data:12,Time:1,TileEntityData:{auto:1,Command: /fill ~0 ~1 ~-1 ~1 ~1 ~-1 minecraft:redstone_block }} "},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:" /summon FallingSand ~-2 ~3 ~0 {Block:repeating_command_block,Data:4,Time:1,TileEntityData:{auto:1,Command: /testfor @a {SelectedItemSlot:0,Inventory:[{Slot:0b,tag:{display:{Name:creeper}}}]} }} "},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:" /fill ~-2 ~-3 ~ ~-6 ~-3 ~-1 glass "},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:"/fill ~-2 ~-3 ~ ~-6 ~255 ~-1 air "},Time:1,Riding:{id:FallingSand,Block:stone,Time:1}}}}}}}}}}}}}}}