Goblins with only one command

/summon FallingSand ~ ~1 ~ {Block:stone,Time:1,Passengers:[{id:FallingSand,Block:redstone_block,Time:1,Passengers:[{id:FallingSand,Block:activator_rail,Time:1},{id:MinecartCommandBlock,Command:gamerule commandBlockOutput false},{id:MinecartCommandBlock,Command:fill ~3 ~-3 ~-1 ~9 ~3 ~1 minecraft:stained_glass 13 hollow},{id:MinecartCommandBlock,Command:fill ~3 ~-3 ~ ~9 ~3 ~0 minecraft:stained_hardened_clay 13 replace stained_glass},{id:MinecartCommandBlock,Command:setblock ~4 ~-2 ~ repeating_command_block 5 replace {TrackOutput:0b,auto:1b,Command:/scoreboard players add @r MobTimer2 1 }},{id:MinecartCommandBlock,Command:setblock ~2 ~ ~0 minecraft:wall_sign 4 replace {Text1:"{\\\"text\\\":\\\"-=+=-\\\",\\\"color\\\":\\\"dark_blue\\\"}",Text2:"{\\\"text\\\":\\\"Right-Click\\\",\\\"color\\\":\\\"dark_red\\\",\\\"clickEvent\\\":{\\\"action\\\":\\\"run_command\\\",\\\"value\\\":\\\"kill @e[type=ArmorStand,r=5]\\\"}}",Text3:"{\\\"text\\\":\\\"To Remove\\\",\\\"color\\\":\\\"dark_red\\\",\\\"clickEvent\\\":{\\\"action\\\":\\\"run_command\\\",\\\"value\\\":\\\"fill ~ ~-3 ~-1 ~8 ~3 ~1 minecraft:air\\\"}}",Text4:"{\\\"text\\\":\\\"-=+=-\\\",\\\"color\\\":\\\"dark_blue\\\"}"}},{id:MinecartCommandBlock,Command:/scoreboard objectives add GoblinGrief dummy},{id:MinecartCommandBlock,Command:/scoreboard objectives add MobTimer2 dummy},{id:MinecartCommandBlock,Command:/gamerule commandBlockOutput false},{id:MinecartCommandBlock,Command:summon ArmorStand ~2 ~2 ~0.0 {CustomName:Goblins by Rodistoo,CustomNameVisible:1,Marker:1,Invisible:1,NoGravity:1}},{id:MinecartCommandBlock,Command:setblock ~5 ~-2 ~0 chain_command_block 5 replace {TrackOutput:0b,auto:1b,Command:/execute @a[score_MobTimer2_min=100,score_MobTimer2=101] ~ ~ ~ /execute @r[type=Zombie] ~ ~ ~ detect ~ ~ ~ minecraft:tallgrass 1 /summon Zombie ~2 ~ ~ {CustomName:"Goblin",Tags:["Goblin_Goblin"],ArmorItems:[{id:leather_boots,Count:1,tag:{display:{Name:"goblin boots",color:2695176}}},{id:leather_leggings,Count:1,tag:{display:{Name:"goblin leggings",color:4007694}}},{id:leather_chestplate,Count:1,tag:{display:{Name:"Goblin chestplate",color:3021318}}},{id:skull,Damage:3,Count:1,tag:{SkullOwner:{Id:"ba4eb146-5558-4893-ad7b-f87635dd69f6",Properties:{textures:[{Value:"eyJ0ZXh0dXJlcyI6eyJTS0lOIjp7InVybCI6Imh0dHA6Ly90ZXh0dXJlcy5taW5lY3JhZnQubmV0L3RleHR1cmUvNGJmNTZjNjU0MWMxMjY2ZmZjNDYzNTEwYmRiNTVhZWY5MzE1YWY1NDg4OThjZjVkM2NiYTFiNWI0YzAxIn19fQ=="}]}}}}],HandItems:[{id:stick,Count:1,tag:{AttributeModifiers:[{AttributeName:"generic.attackDamage",Name:"generic.attackDamage",Amount:2,Operation:0,UUIDLeast:482147,UUIDMost:272371,Slot:"mainhand"}],display:{Name:"Goblins Bat"}}},{id:gold_ingot,Count:3}],ArmorDropChances:[0.1F,0.1F,0.1F,0.085F],HandDropChances:[1.0F,0.5F],Attributes:[{Name:generic.movementSpeed,Base:0.5},{Name:generic.attackDamage,Base:1},{Name:generic.armor,Base:2}],Silent:1,DeathLootTable:"Bat"}}},{id:MinecartCommandBlock,Command:setblock ~6 ~-2 ~0 chain_command_block 5 replace {TrackOutput:0b,auto:1b,Command:/scoreboard players set @a[score_MobTimer2_min=300] MobTimer2 0}},{id:MinecartCommandBlock,Command:setblock ~7 ~-2 ~0 chain_command_block 5 replace {TrackOutput:0b,auto:1b,Command:/execute @e[tag=Goblin_Goblin] ~ ~ ~ /execute @a[r=10,score_MobTimer2_min=20,score_MobTimer2=20] ~ ~ ~ /playsound minecraft:entity.witch.hurt @a[r=10] ~ ~ ~ 10 0 1}},{id:MinecartCommandBlock,Command:setblock ~8 ~-2 ~0 chain_command_block 1 replace {TrackOutput:0b,auto:1b,Command:/execute @e[tag=Goblin_Goblin] ~ ~ ~ /execute @a[r=10,score_MobTimer2_min=120,score_MobTimer2=120] ~ ~ ~ /playsound minecraft:entity.witch.ambient @a[r=10] ~ ~ ~ 10 0.5 1}},{id:MinecartCommandBlock,Command:setblock ~8 ~-1 ~0 chain_command_block 4 replace {TrackOutput:0b,auto:1b,Command:/scoreboard players tag @e[tag=Goblin_Goblin] add GoblinHurt {HurtTime:10s}}},{id:MinecartCommandBlock,Command:setblock ~7 ~-1 ~0 chain_command_block 4 replace {TrackOutput:0b,auto:1b,Command:/execute @e[tag=GoblinHurt] ~ ~ ~ /playsound minecraft:entity.shulker.hurt @a[r=10] ~ ~ ~ 10 0.5 1}},{id:MinecartCommandBlock,Command:setblock ~6 ~-1 ~0 chain_command_block 4 replace {TrackOutput:0b,auto:1b,Command:/scoreboard players tag @e[tag=GoblinHurt] remove GoblinHurt}},{id:MinecartCommandBlock,Command:setblock ~5 ~-1 ~0 chain_command_block 4 replace {TrackOutput:0b,auto:1b,Command:/execute @e[tag=Goblin_Goblin] ~ ~ ~ /xp -2l @a[r=2,c=1,score_GoblinGrief_min=10,score_GoblinGrief=10]}},{id:MinecartCommandBlock,Command:setblock ~4 ~-1 ~0 chain_command_block 1 replace {TrackOutput:0b,auto:1b,Command:/scoreboard players add @a GoblinGrief 1}},{id:MinecartCommandBlock,Command:setblock ~4 ~0 ~0 chain_command_block 5 replace {TrackOutput:0b,auto:1b,Command:/scoreboard players set @a[score_GoblinGrief_min=50] GoblinGrief 0}},{id:MinecartCommandBlock,Command:setblock ~-1 ~-3 ~ command_block 0 replace {Command:fill ~ ~ ~ ~2 ~3 ~ air 0}},{id:MinecartCommandBlock,Command:setblock ~-1 ~-2 ~ redstone_block 0 replace},{id:MinecartCommandBlock,Command:kill @e[type=MinecartCommandBlock]}]}]}