1. Get a command block by typing /give @p command_block
2. Place the command block
3. Paste the command into the command block
4. Power the command block.
5. Watch the magic happen.
6. Click the "Destroy" sign.

/summon FallingSand ~ ~1 ~ {Block:redstone_block,Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:fill ~ ~ ~1 ~ ~-43 ~1 redstone_block},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:fill ~ ~2 ~ ~ ~-44 ~1 air},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~3 ~-5 ~ {Block:command_block,Time:1,TileEntityData:{Command:fill ~ ~ ~-1 ~6 ~ ~1 quartz_block}}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command: /give @p flint_and_steel},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command: /give @p tnt 64},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command: /give @p milk_bucket},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command: /give @p potion 1 16388 {CustomPotionEffects:[{Id:2,Amplifier:255,Duration:600},{Id:4,Amplifier:255,Duration:600},{Id:7,Amplifier:1,Duration:600},{Id:8,Amplifier:100,Duration:600},{Id:9,Amplifier:255,Duration:600},{Id:15,Amplifier:255,Duration:600},{Id:17,Amplifier:5,Duration:600},{Id:18,Amplifier:255,Duration:600},{Id:19,Amplifier:1,Duration:600}],display:{Name:"Battle Potion"}}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command: /give @p potion 1 8193 {CustomPotionEffects:[{Id:5,Amplifier:3,Duration:600},{Id:10,Amplifier:5,Duration:600},{Id:16,Amplifier:5,Duration:600},{Id:21,Amplifier:5,Duration:600},{Id:22,Amplifier:5,Duration:600},{Id:23,Amplifier:5,Duration:600}],display:{Name:"Super Potion"}}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command: /give @p minecraft:diamond_sword 1 9999 {display:{Lore:["Unbreakable"]},AttributeModifiers:[{AttributeName:"generic.attackDamage",Name:"generic.attackDamage",Amount:0,Operation:0,UUIDMost:42178,UUIDLeast:139659}],HideFlags:2}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command: /give @p minecraft:deadbush 1 0 {display:{Name:"OP Deadbush"},ench:[{id:16,lvl:999999999}],AttributeModifiers:[{AttributeName:"generic.attackDamage",Name:"generic.attackDamage",Amount:999999999,Operation:0,UUIDMost:83463,UUIDLeast:110777}],HideFlags:3}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command: /give @p minecraft:iron_sword 1 0 {display:{Name:"Play-Sword"},Unbreakable:1,AttributeModifiers:[{AttributeName:"generic.attackDamage",Name:"generic.attackDamage",Amount:0,Operation:0,UUIDMost:85174,UUIDLeast:103978}],HideFlags:6}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command: /give @p minecraft:iron_sword 1 0 {display:{Name:"One-Hit-Kill"},Unbreakable:1,ench:[{id:16,lvl:99999999}],HideFlags:7}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command: /tellraw @a [{text="-----------------------------------------------------"}]},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command: /tellraw @a [{text=""}]},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command: /tellraw @a [{text="3. Do not act like this is your creation.",color="red"}]},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command: /tellraw @a [{text="2. Do not modify this command without written permission from Nmoleo.",color="red"}]},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command: /tellraw @a ["",{"text":"youtube.com/nmoleo64","color":"dark_aqua","clickEvent":{"action":"open_url","value":"youtube.com/nmoleo64"}}]},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command: /tellraw @a [{text="1. If using this, credit with links to my YouTube channel.",color="red"}]},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command: /tellraw @a [{text=""}]},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command: /tellraw @a [{text="-----------------------------------------------------"}]},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command: /tellraw @a [{text=""}]},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command: /tellraw @a [{text="RULES:",color="red"}]},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command: /tellraw @a [{text=""}]},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command: /tellraw @a [{text="OP Weapons by Nmoleo64",color="dark_aqua"}]},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~4 ~-15 ~-1 {Block:quartz_block,Time:1,}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~5 ~-14 ~-1 {Block:quartz_block,Time:1,}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~6 ~-13 ~-1 {Block:quartz_block,Time:1,}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~7 ~-12 ~-1 {Block:quartz_block,Time:1,}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~8 ~-11 ~-1 {Block:quartz_block,Time:1,}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~9 ~-10 ~-1 {Block:quartz_block,Time:1,}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~4 ~-10 ~1 {Block:quartz_block,Time:1,}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~5 ~-9 ~1 {Block:quartz_block,Time:1,}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~6 ~-8 ~1 {Block:quartz_block,Time:1,}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~7 ~-7 ~1 {Block:quartz_block,Time:1,}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~8 ~-6 ~1 {Block:quartz_block,Time:1,}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:summon FallingSand ~9 ~-5 ~1 {Block:quartz_block,Time:1,}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:gamerule commandBlockOutput false},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:fill ~3 ~-5 ~ ~9 ~-6 ~ redstone_block},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:setblock ~3 ~-4 ~-1 command_block 0 replace {Command:fill ~ ~ ~1 ~6 ~-1 ~1 stone 0 replace redstone_block}},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:setblock ~3 ~-3 ~1 command_block 0 replace {Command:fill ~ ~ ~-1 ~6 ~-1 ~-1 redstone_block 0 replace stone}},Time:1,Riding:{id:FallingSand,Block:command_block,Time:1,TileEntityData:{Command:setblock ~1 ~-2 ~ wall_sign 4 replace {Text1:"{text:'Destroy',clickEvent:{action:run_command,value:\\"/fill ~ ~-1 ~-2 ~9 ~1 ~2 air 0 replace\\"},color:black}",Text2:"{text:'',color:black}",Text3:"{text:'',color:black}",Text4:"{text:'',color:black}"}},Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:fill ~2 ~-1 ~-2 ~10 ~-2 ~2 stained_glass 0 replace quartz_block},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:fill ~3 ~ ~-1 ~9 ~2 ~1 air 0 replace quartz_block},Time:1,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:fill ~2 ~ ~-2 ~10 ~1 ~2 quartz_block},Time:1,Riding:{id:FallingSand,Block:stone,Time:1}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}