Nuclear Missile
Commands:

1. kill @e[name=Missile]

2. execute @e[type=item,name="Block of Iron"] ~~~ execute @e[r=1,type=item,name=Gunpowder] ~~~ kill @s

3. execute @e[type=item,name="Flint and Steel"] ~~~ kill @e[r=2,type=!item,name=Missile]

4. execute @e[type=!item,name=Target] ~~~ tp @s ~~~

5. execute @e[type=!item,name=Nuke] ~~~ execute @e[r=10,name=Target] ~~~ summon ender_crystal ~~~

6. setblock (buttom chest coordinate) air 0 destroy

7. setblock (buttom chest coordinate) air 0 destroy

8. execute @e[name=Nuke] ~~~ testfor @e[r=5,name=Target]

9. tp @e[r=3,type=item,name=Missile] @e[type=item,name="Block of Iron"]

10. tp @e[r=3,type=item,name=Missile] @e[type=item,name="Flint and Steel"]

11. execute @e[name=Target] ~~~ summon silverfish b ~~100~

12. tp @e[name=Nuke] (coordinate, 1 block under redstone comparator)

13. execute @e[type=item,name=Missile] ~~~ kill @e[r=1,type=item,name="Block of Iron"]

14. tp @e[name=Nuke] (coordinate, 1 block under redstone comparator)

15. execute @e[name=b] ~~~ tp @s ~~~

16. execute @e[name=Target] ~~~ particle minecraft:dragon_death_explosion_emitter ~~~

17. effect @e[name=Target] invisibility 999 1 true

18. effect @e[name=b] invisibility 999 1 true

19. title @p actionbar Target On...

20. execute @e[type=ender_crystal] ~~~ summon arrow ~~~

21. execute @e[type=!item,name=Missile] ~~~ detect ~~~ fire 0 tp @s ~~0.3~

22. execute @e[type=!item,name=Missile] ~~~ detect ~~-0.1~ air 0 tp @s ^^^1 facing @e[name=b]

23. execute @e[name=Nuke] ~~~ detect ~~-0.1~ air 0 playsound mob.blaze.shoot @a[r=20]

24. execute @e[name=Nuke] ~~~ detect ~~-0.1~ air 0 particle minecraft:egg_destroy_emitter ~~~

25. tp @e[name=Nuke] @e[type=!item,name=Missile]

26. execute @e[type=!item,name=Missile] ~~~ detect ~~-0.1 ~ air 0 tp ~~1~

27. execute @e[name=Nuke] ~~~ execute @e[r=3,name=b] ~~~ kill @e[r=3,name=!Nuke,name=!a]

28. execute @e[name=Nuke] ~~~ detect ~~-0.1 ~ air 0 particle minecraft:lava_particle ~~~

29. testfor @e[type=!item,name=Missile]

30. execute @e[name=Nuke] ~~~ detect ~~-150~ air 0 tp (coordinate, 1 block under redstone comparator)

31. effect @e[name=Nuke] fire_resistance 999 250 true

32. tp @e[name=a] @e[name=Nuke]

33. effect @e[name=Missile] invisibility 999 1 true

34. kill @e[type=item,name=Chest]

35. effect @e[name=Missile] fire_resistance 999 250 true

36. effect @e[name=a] fire_resistance 999 250 true

37. clone ~~1~ ~~1~ ~~-1~

38. execute @e[type=!item,name=Missile] ~~~ tp @s ~~~

Target command:
/summon silverfish Target ~~~

●Fire Gun:

1. execute @e[type=item,name="Blaze Powder"] ~ ~ ~ detect ~ ~-0.1 ~ air 0 tp @s ^ ^ ^1.5

2. execute @e[type=item,name="Blaze Powder"] ~ ~ ~ particle minecraft:mobflame_single ~ ~ ~

3. execute @e[type=item,name="Blaze Powder"] ~ ~ ~ fill ~1 ~1 ~1 ~-1 ~-1 ~-1 fire 1 replace air 0

4. give @p blaze_powder

5. execute @p ~ ~ ~ playsound random.screenshot @a[r=5]

6. execute @e[type=item,name="Blaze Powder"] ~ ~ ~ playsound mob.wither.shoot @a[r=20]

7. execute @e[type=item,name="Blaze Powder"] ~ ~ ~ playsound mob.blaze.shoot @a[r=50]

8. execute @p ~ ~ ~ testfor @e[r=100,type=item,name="Blaze Powder"]

9. kill @e[type=item,name="Blaze Powder"]

10. give @p blaze_powder



●Rocket:

1. execute @e[type=item,name="Iron Nugget"] ~ ~ ~ detect ~ ~-0.1 ~ air 0 tp @s ^ ^ ^1.5

2. execute @e[type=item,name="Iron Nugget"] ~ ~ ~ particle minecraft:explosion_particle ~ ~ ~

3. execute @e[type=item,name="Iron Nugget"] ~ ~ ~ summon ender_crystal ~ ~ ~

4. execute @e[type=item,name="Iron Nugget"] ~ ~ ~ execute @e[r=1,type=ender_crystal] ~ ~ ~ summon arrow ~ ~ ~

5. give @p iron_nugget

6. execute @e[type=item,name="Iron Nugget"] ~ ~ ~ playsound mob.wither.death @a[r=50]

7. execute @e[type=item,name="Iron Nugget"] ~ ~ ~ playsound random.explode @a[r=100]

8. execute @p ~ ~ ~ playsound random.screenshot @a[r=5]

9. execute @e[type=item,name="Iron Nugget"] ~ ~ ~ particle minecraft:dragon_death_explosion_emitter ~ ~ ~

10. execute @p ~ ~ ~ testfor @e[r=100,type=item,name="Iron Nugget"]

11. kill @e[type=item,name="Iron Nugget"]

12. give @p iron_nugget



●Machine Gun:

1. execute @e[type=item,name="Gold Nugget"] ~ ~ ~ execute @p[r=2] ~ ~ ~ playsound random.explode @a[r=20] ~ ~ ~ 5 2

2. execute @e[type=item,name="Gold Nugget"] ~ ~ ~ detect ~ ~-0.1 ~ air 0 tp @s ^ ^ ^1.5

3. execute @e[type=item,name="Gold Nugget"] ~ ~ ~ kill @e[r=2,type=!item,type=!player]

4. clear @p gold_nugget 0 0

5. give @p gold_nugget 64

6. kill @e[type=item,name="Gold Nugget"]

7. execute @p ~ ~ ~ playsound random.screenshot @a[r=5]



●Flying Jet:

1. enchant @p feather_falling

2. enchant @p sharpness

3. execute @p ~ ~ ~ detect ~ ~-0.1 ~ air 0 effect @p levitation 1 1 true

4. effect @p clear

5. effect @p resistance 99999 3 true

6. execute @p ~ ~ ~ detect ~ ~-0.1 ~ air 0 tp @s ^ ^ ^1.5



●Human - Ironman:

1. execute @p ~ ~ ~ kill @e[type=item,name="Totem of Undying"]

2. setblock (coordinate) redstone_block

3. give @p blaze_powder

4. give @p gold_nugget 64

5. give @p iron_nugget

6. give @p golden_sword

7. give @p golden_boots

8. give @p feather

9. effect @p resistance 99999 3 true



●Ironman - Human:

1. execute @p ~ ~ ~ kill @e[type=item,name="Feather"]

2. setblock (coordinate) air

3. clear @p blaze_powder 0 1

4. clear @p gold_nugget 0 64

5. clear @p iron_nugget 0 1

6. clear @p golden_sword 0 1

7. clear @p golden_boots 0 1

8. give @p totem

9. effect @p clear 

Human - Spiderman

1. execute @e[type=item,name="Spiderman Gem"] ~ ~ ~ kill @s
(Repeat, unconditional, always active)

2. give @p web
(Chain, conditional, always active)

3. give @p string
(Chain, conditional, always active)

4. give @p snowball
(Chain, conditional, always active)

5. setblock (~ ~ ~) redstone_block
(Chain, conditional, always active)

6. effect @p resistance 99999 3 true
(Chain, conditional, always active)

7. effect @p strength 99999 5 true
(Chain, conditional, always active)

Spiderman - Human

1. kill @e[type=snowball]
(Repeat, unconditional, need restones)

2. setblock (~ ~ ~) air
(Chain, conditional, always active)

3. clear @p web
(Chain, conditional, always active)

4. clear @p string
(Chain, conditional, always active)

5. effect @p clear
(Chain, conditional, always active)

Cobweb

Part 1.

1. execute @p ~ ~ ~ execute @e[r=100,type=item,name=Cobweb] ~ ~ ~ detect ~ ~-0.1 ~ air 0 tp @s ^ ^ ^2
(Repeat, unconditional, need redstones)

2. execute @e[type=item,name=Cobweb] ~ ~ ~ particle minecraft:explosion_particle ~ ~ ~
(Chain, conditional, always active)

3. execute @e[type=item,name=Cobweb] ~ ~ ~ fill ~1 ~1 ~1 ~ ~ ~ web 1 replace air
(Impulse, unconditional, need redstones)

4. kill @e[type=item,name=Cobweb]
(Chain, conditional, always active)

5. give @p web
(Chain, conditional, always active)

6. execute @e ~ ~ ~ detect ~ ~ ~ web 0 effect @s slowness 1 200 true
(Repeat, unconditional, need redstones)

Part 2.

1. execute @e[type=item,name=Cobweb] ~ ~ ~ execute @e[r=2,type=!item,type=!arrow,type=!Player] ~ ~ ~ fill ~1 ~1 ~1 ~ ~ ~ web 1 replace air
(Repeat, unconditional, always active)

2. kill @e[type=item,name=Cobweb]
(Chain, conditional, always active)

3. give @p web
(Chain, conditional, always active)

String

Part 1.

1. execute @p ~ ~ ~ execute @e[type=item,name=String] ~ ~ ~ detect ~ ~-0.1 ~ air 0 tp @s ^ ^ ^3
(Repeat, unconditional, need redstones)

2. execute @e[type=item,name=String] ~ ~ ~ particle minecraft:explosion_particle ~ ~ ~
(Chain, conditional, always active)

3. execute @e[type=item,name=String] ~ ~ ~ summon endermite ~ ~ ~
(Impulse, unconditional, need redstones)

4. kill @e[type=item,name=String]
(Chain, conditional, always active)

5. give @p string
(Chain, conditional, always active)

6. execute @p ~ ~ ~ tp @p ^ ^ ^2 facing @e[type=endermite]
(Repeat, unconditional, need redstone)

7. execute @p ~ ~ ~ kill @e[r=1,type=endermite]
(Chain, conditional, always active)

Part 2.

1. execute @p ~ ~ ~ testfor @e[r=100,type=item,name=String]
(Repeat, unconditional, always active)

2. kill @e[type=item,name=String]
(Impulse, unconditional, need redstones)

3. give @p string
(Chain, conditional, always active)