Welcome back! This IJAMinecraft command brings electrical items into your Minecraft 1.8.1 worlds!
/summon FallingSand ~ ~1 ~ {Block:redstone_block,Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/fill ~-1 ~1 ~ ~-1 ~-8 ~ minecraft:redstone_block},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/fill ~-1 ~2 ~ ~0 ~-7 ~ minecraft:air},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/replaceitem entity @a slot.hotbar.1 minecraft:arrow 64 0 {HideFlags:127,ench:[{id:34,lvl:10}]}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/setblock ~-4 ~-7 ~-3 minecraft:command_block 0 replace {Command:/gamerule doTileDrops false}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/gamerule doTileDrops true},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/replaceitem entity @a slot.hotbar.0 minecraft:bow 1 0 {display:{Name:"Electrostatic Bow"},HideFlags:127,ench:[{id:34,lvl:10}]}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/replaceitem entity @a slot.hotbar.8 minecraft:experience_bottle 1 0 {display:{Name:"Bombs"},HideFlags:127,ench:[{id:34,lvl:10}]}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/tellraw @a[r=200] {text:" Ready!",italic:true,color:white}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:quartz_block,Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/execute @e[type=PrimedTnt,name=bomb] ~ ~ ~ /summon LightningBolt ~ ~ ~},Time:1,DropItem:0,Riding:{id:FallingSand,Block:redstone_block,Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/fill ~-1 ~1 ~ ~-1 ~-12 ~ minecraft:redstone_block},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/fill ~-1 ~2 ~ ~0 ~-11 ~ minecraft:air},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/setblock ~ ~-10 ~-1 minecraft:unpowered_comparator 2},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/setblock ~-11 ~-8 ~-3 minecraft:command_block 0 destroy {Command:/gamerule doTileDrops true}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/setblock ~-11 ~-8 ~-3 minecraft:command_block 0 destroy {Command:/replaceitem entity @a slot.hotbar.8 minecraft:experience_bottle 1 0 {display:{Name:"Bombs"},HideFlags:127,ench:[{id:34,lvl:10}]}}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/setblock ~-6 ~-6 ~-3 minecraft:command_block 0 destroy {Command:/execute @p ~ ~ ~ /spreadplayers ~ ~ 8 20 false @e[type=PrimedTnt,name=bomb]}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/setblock ~-6 ~-6 ~-3 minecraft:command_block 0 destroy {Command:/kill @e[type=FallingSand]}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/setblock ~-4 ~-5 ~-4 minecraft:command_block 0 destroy {Command:/kill @e[type=XPOrb]}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/setblock ~-4 ~-4 ~-2 minecraft:command_block 0 destroy {Command:/execute @p ~ ~ ~ /summon PrimedTnt ~ ~ ~ {Fuse:50,CustomName:"bomb",Riding:{id:FallingSand,Riding:{id:PrimedTnt,CustomName:"bomb",Fuse:50,Riding:{id:FallingSand,Riding:{id:PrimedTnt,CustomName:"bomb",Fuse:50,Riding:{id:FallingSand,Riding:{id:PrimedTnt,CustomName:"bomb",Fuse:50,Riding:{id:FallingSand,Riding:{id:PrimedTnt,CustomName:"bomb",Fuse:50,Riding:{id:FallingSand,Riding:{id:PrimedTnt,CustomName:"bomb",Fuse:50,Riding:{id:FallingSand,Riding:{id:PrimedTnt,CustomName:"bomb",Fuse:50,Riding:{id:FallingSand,Riding:{id:PrimedTnt,CustomName:"bomb",Fuse:50,Riding:{id:FallingSand,Riding:{id:PrimedTnt,CustomName:"bomb",Fuse:50}}}}}}}}}}}}}}}}}}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/setblock ~-4 ~-3 ~-3 minecraft:command_block 0 destroy {Command:/scoreboard players set @a bombs 0}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/setblock ~-4 ~-1 ~-3 minecraft:command_block 0 destroy {Command:/clear @a minecraft:experience_bottle}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/setblock ~-4 ~-1 ~-3 minecraft:command_block 0 destroy {Command:/kill @e[type=ThrownExpBottle]}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/setblock ~-2 ~ ~-3 minecraft:command_block 0 destroy {Command:/testfor @a[score_bombs_min=1]}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:redstone_block,Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/fill ~-1 ~1 ~ ~-1 ~-6 ~ minecraft:redstone_block},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/fill ~-1 ~2 ~ ~0 ~-5 ~ minecraft:air},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/setblock ~-5 ~-4 ~-3 minecraft:unpowered_repeater 3},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/fill ~-7 ~-3 ~-3 ~-10 ~-3 ~-3 minecraft:unpowered_repeater 15},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/fill ~-1 ~-2 ~-3 ~-3 ~-2 ~-3 minecraft:unpowered_comparator 3},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/scoreboard objectives add bombs stat.useItem.minecraft.experience_bottle bombs},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/fill ~ ~-1 ~ ~ ~-1 ~-1 minecraft:quartz_block},Time:1,DropItem:0,Riding:{id:FallingSand,Block:redstone_block,Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/fill ~-1 ~1 ~ ~-1 ~-13 ~ minecraft:redstone_block},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/fill ~-1 ~2 ~ ~ ~-12 ~ minecraft:air},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/setblock ~4 ~-11 ~-2 minecraft:command_block 0 destroy {Command:/execute @e[type=Arrow] ~ ~ ~ /summon PrimedTnt ~ ~-1 ~ {Fuse:5}}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/setblock ~10 ~-10 ~-3 minecraft:command_block 0 destroy {Command:/gamerule doTileDrops true}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/setblock ~6 ~-9 ~-3 minecraft:command_block 0 destroy {Command:/execute @e[type=Arrow,c=5] ~ ~ ~ /summon LightningBolt ~ ~5 ~}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/setblock ~6 ~-7 ~-3 minecraft:command_block 0 destroy {Command:/kill @e[type=Arrow]}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/fill ~7 ~-7 ~-3 ~9 ~-7 ~-3 minecraft:unpowered_repeater 13},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/setblock ~4 ~-6 ~-4 minecraft:command_block 0 destroy {Command:/gamerule doTileDrops false}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/fill ~ ~-4 ~-2 ~ ~-4 ~-3 minecraft:quartz_block},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/setblock ~4 ~-5 ~-3 minecraft:command_block 0 destroy {Command:/playsound random.break @a 0 0 0 1 1 1}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/setblock ~4 ~-3 ~-3 minecraft:command_block 0 destroy {Command:/execute @e[type=Arrow] ~ ~ ~ /fill ~ ~1 ~ ~ ~-19 ~ minecraft:air}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/setblock ~4 ~-1 ~-3 minecraft:command_block 0 destroy {Command:/execute @e[type=Arrow] ~ ~ ~ /summon Arrow ~ ~-18 ~ {Riding:{id:PrimedTnt,Fuse:5,Riding:{id:Arrow,Riding:{id:PrimedTnt,Fuse:5,Riding:{id:Arrow,Riding:{id:Arrow,Riding:{id:Arrow,Riding:{id:PrimedTnt,Fuse:5,Riding:{id:Arrow,Riding:{id:PrimedTnt,Fuse:5,Riding:{id:Arrow,Riding:{id:PrimedTnt,Fuse:5,Riding:{id:Arrow,Riding:{id:PrimedTnt,Fuse:5,Riding:{id:Arrow,Riding:{id:Arrow,Riding:{id:Arrow,Riding:{id:PrimedTnt,Fuse:5,Riding:{id:Arrow,Riding:{id:PrimedTnt,Fuse:5,Riding:{id:Arrow,Riding:{id:PrimedTnt,Fuse:5,Riding:{id:Arrow,Riding:{id:PrimedTnt,Fuse:5,Riding:{id:Arrow,Riding:{id:PrimedTnt,Fuse:5,Riding:{id:Arrow,Riding:{id:PrimedTnt,Fuse:5,Riding:{id:Arrow,Riding:{id:PrimedTnt,Fuse:5,Riding:{id:Arrow,Riding:{id:Arrow,Riding:{id:PrimedTnt,Fuse:5}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/setblock ~2 ~-1 ~-3 minecraft:command_block 0 destroy {Command:/testfor @e[type=Arrow] {inGround:1b}}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/summon Item ~ ~1 ~-2 {Item:{id:stone,Count:1}}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:redstone_block,Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/fill ~-1 ~1 ~ ~-1 ~-6 ~ minecraft:redstone_block},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/fill ~-1 ~2 ~ ~ ~-5 ~ minecraft:air},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/setblock ~5 ~-4 ~-3 minecraft:unpowered_repeater 5},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/fill ~1 ~-3 ~-3 ~3 ~-3 ~-3 minecraft:unpowered_comparator 1},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/fill ~-11 ~-3 ~-2 ~10 ~-3 ~-3 minecraft:quartz_block},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/setblock ~ ~-1 ~-2 minecraft:hopper 2},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/setblock ~ ~ ~-3 minecraft:hopper 3},Time:1,DropItem:0,Riding:{id:FallingSand,Block:redstone_block,Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/fill ~-1 ~1 ~ ~-1 ~-8 ~ minecraft:redstone_block},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/fill ~-1 ~2 ~ ~ ~-7 ~ minecraft:air},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/scoreboard objectives remove bombs},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/gamerule doTileDrops false},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/tellraw @a[r=200] {text:" Loading...",italic:true,color:white}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/tellraw @a[r=200] {text:" Command by IJAMinecraft",bold:true,color:gold}},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/fill ~-11 ~-3 ~-2 ~10 ~-1 ~-3 minecraft:air},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/kill @e[type=Arrow]},Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/gamerule commandBlockOutput false},Time:1,DropItem:0,Riding:{id:FallingSand,Block:redstone_block,Time:1,DropItem:0,Riding:{id:FallingSand,Block:command_block,TileEntityData:{Command:/fill ~ ~0 ~ ~ ~20 ~ minecraft:air},Time:1,DropItem:0}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}}