Meteoritos

summon Zombie ~ ~100 ~ {Fire:1400,ActiveEffects:[{Id:14,Amplifier:1,Duration:1000,Ambient:1}],Riding:{id:FallingSand,TileID:49,Time:1,Riding:{id:Item,Item:{id:329,Damage:0,Count:1}}}}

testfor @e[type=Item]

/summon Creeper ~ ~1 ~ {CustomName:Activador,CustomNameVisible:1,Attributes:[{Name:generic.maxHealth,Base:100},{Name:generic.movementSpeed,Base:0.0000001}],ActiveEffects:[{Id:14,Amplifier:1,Duration:10000000}]}

tp @e[name=Activador] @e[type=Item]

kill @e[type=Zombie]

particle cloud ~ ~ ~ 1 1 1 0.5 1000 @e[name=Activador]

kill @e[type=Item]

summon PrimedTnt ~ ~ ~ {Fuse:15}

tp @e[type=PrimedTnt] @e[name=Activador]

kill @e[name=Activador]