RE: 14w02b - "Custom Spells" via @e Selector

Via: https://www.youtube.com/watch?v=NfZ5P57wTic

For more information: http://www.minecraftforum.net/topic/2286925-14w02b-custom-spells-in-vanilla-for-18/

YOU WILL HAVE TO CHANGE COORDINATES/DAMAGE VALUES IN THE COMMANDS/NBT TAGS.

Standard 20t/s clock: /summon FallingSand ~ ~1 ~ {TileID:152}

1. TNT Arrow

/tp @e[type=PrimedTnt,c=1] @e[type=Arrow,c=-1]

/setblock ~ ~1 ~ mob_spawner 0 replace {EntityId:PrimedTnt,SpawnCount:1,MaxNearbyEntities:1,RequiredPlayerRange:10000,SpawnRange:10000,MinSpawnDelay:1,MaxSpawnDelay:1,Delay:0,SpawnData:{Pos:[120.0,-40.0,120.0]}}

2. Fireball Arrow

/tp @e[type=Fireball,c=1] @e[type=Arrow,c=-1]

/setblock ~ ~1 ~ mob_spawner 0 replace {EntityId:Fireball,SpawnCount:1,MaxNearbyEntities:1,RequiredPlayerRange:10000,SpawnRange:10000,MinSpawnDelay:1,MaxSpawnDelay:1,Delay:0,SpawnData:{direction:[0.0,-10.0,0.0],Pos:[237.0,4.0,209.0],ExplosionPower:1}}

3. Potion Arrow

/tp @e[type=ThrownPotion,c=1] @e[type=Arrow,c=-1]

/setblock ~ ~1 ~ mob_spawner 0 replace {EntityId:ThrownPotion,SpawnCount:1,MaxNearbyEntities:1,RequiredPlayerRange:10000,SpawnRange:10000,MinSpawnDelay:1,MaxSpawnDelay:1,Delay:0,SpawnData:{Pos:[237.0,4.0,209.0]}}

4. Fire Block Arrow

/setblock ~ ~1 ~ mob_spawner 0 replace {EntityId:FallingSand,SpawnCount:1,MaxNearbyEntities:10,RequiredPlayerRange:10000,SpawnRange:10000,MinSpawnDelay:1,MaxSpawnDelay:1,Delay:0,SpawnData:{Pos:[226.0,5.0,217.0],TileID:51,Time:1,DropItem:0}}

CLOCK MECHANISM:

/testfor @e[type=Arrow,c=-1]

/tp @e[type=FallingSand,c=1] @e[type=Arrow,c=-1]

/setblock 231 2 212 unpowered_comparator 2

5. Item Arrow

/tp @e[type=Item,c=1] @e[type=Arrow,c=-1]

/setblock ~ ~1 ~ mob_spawner 0 replace {EntityId:Item,SpawnCount:1,MaxNearbyEntities:1,RequiredPlayerRange:10000,SpawnRange:10000,MinSpawnDelay:1,MaxSpawnDelay:1,Delay:0,SpawnData:{Pos:[225.0,-4.0,213.0],Item:{id:264,Count:0}}}