No Cooldown

/summon FallingSand ~ ~1 ~ {Block:command_block,Data:0,TileEntityData:{Command:fill ~ ~16 ~ ~ ~-1 ~1 air},Time:1,DropItem:0,Passengers:[{id:"FallingSand",Block:command_block,Data:0,TileEntityData:{Command:setblock ~ ~-1 ~1 redstone_block},Time:1,DropItem:0,Passengers:[{id:"FallingSand",Block:command_block,Data:0,TileEntityData:{Command:"fill ~-2 ~-3 ~-2 ~1 ~-3 ~-7 minecraft:stained_hardened_clay 14"},Time:1,DropItem:0,Passengers:[{id:"FallingSand",Block:command_block,Data:0,TileEntityData:{Command:/setblock ~-1 ~-3 ~-3 minecraft:repeating_command_block 1 0 {auto:1b,Command:"testfor @p {Inventory:[{Slot:-106b,id:minecraft:stone_button}]}"}},Time:1,DropItem:0,Passengers:[{id:"FallingSand",Block:command_block,Data:0,TileEntityData:{Command:/setblock ~ ~-4 ~-3 minecraft:repeating_command_block 1 0 {auto:0b,Command:"/replaceitem entity @a slot.weapon.offhand minecraft:stone_button 1 0 {AttributeModifiers:[{AttributeName:generic.attackSpeed,Name:generic.attackSpeed,Amount:99999999,Operation:0,UUIDMost:90498,UUIDLeast:161150}],display:{Name:NoCooldown}}"}},Time:1,DropItem:0,Passengers:[{id:"FallingSand",Block:command_block,Data:0,TileEntityData:{Command:/setblock ~-1 ~-5 ~-4 minecraft:unpowered_comparator},Time:1,DropItem:0,Passengers:[{id:"FallingSand",Block:command_block,Data:0,TileEntityData:{Command:/setblock ~ ~-6 ~-4 minecraft:unpowered_repeater 2},Time:1,DropItem:0,Passengers:[{id:"FallingSand",Block:command_block,Data:0,TileEntityData:{Command:/setblock ~-1 ~-7 ~-5 minecraft:stone},Time:1,DropItem:0,Passengers:[{id:"FallingSand",Block:command_block,Data:0,TileEntityData:{Command:/setblock ~ ~-8 ~-5 minecraft:redstone_torch 1},Time:1,DropItem:0,Passengers:[{id:"FallingSand",Block:command_block,Data:0,TileEntityData:{Command:/setblock ~ ~-9 ~-6 minecraft:command_block 1 0 {Command:"clear @a stone_button"}},Time:1,DropItem:0,Passengers:[{id:"FallingSand",Block:command_block,Data:0,TileEntityData:{Command:/setblock ~-1 ~-10 ~-6 minecraft:tripwire},Time:1,DropItem:0,Passengers:[{id:"FallingSand",Block:command_block,Data:0,TileEntityData:{Command:/fill ~-2 ~-10 ~-2 ~1 ~-11 ~-7 stained_glass 0 replace air},Time:1,DropItem:0,Passengers:[{id:"FallingSand",Block:command_block,Data:0,TileEntityData:{Command:/fill ~-2 ~-11 ~-2 ~1 ~-11 ~-7 air 0 replace tripwire},Time:1,DropItem:0,Passengers:[{id:"FallingSand",Block:command_block,Data:0,TileEntityData:{Command:/fill ~-2 ~-12 ~-2 ~1 ~-12 ~-7 stained_hardened_clay 14},Time:1,DropItem:0,Passengers:[{id:"FallingSand",Block:stone,Data:0,Time:1,DropItem:0,Passengers:[{id:"FallingSand",Block:command_block,Data:0,TileEntityData:{Command:/fill ~ ~ ~1 ~ ~-14 ~1 redstone_block},Time:1,DropItem:0,Passengers:[{id:"FallingSand",Block:redstone_block,Data:0,Time:1,DropItem:0}]}]}]}]}]}]}]}]}]}]}]}]}]}]}]}]}