Questions about redstone contraptions and machinery in Minecraft. For command block contraptions, use [tag:minecraft-commands] instead.

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1answer
242 views

How to setup a clock in 1.9

Hello, I'm trying to set a clock but been having difficulties with the arrangement of the blocks and deciding which if the blocks are condition or unconditional setting. I am testing for a button ...
1
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2answers
198 views

Is there a way to make a piston push any block in front of it, when that block is placed?

I'm having trouble setting up fish farms... I can kill the elder guardians without much trouble, but when it comes time to drain the ocean around the temple they always manage to kill me. My last ...
2
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2answers
240 views

Autocrafting table in minecraft

Hi i was just wondering if it is posible to make an automatic crafting table in vanilla Minecraft. (But not Colored Carrot's creation, that's not what I'm looking for.)
1
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1answer
41 views

Testfor dropped items minecraft

So I tried this command: /testfor @e[x=445,y=88,z=216,r=3][type=Item] {Item:{id:minecraft:egg} But it did the "invalid entity UUID" error and didn't work.
2
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1answer
151 views

How to right click items repeatedly with redstone/command blocks (Minecraft)

I have made a command block system that testfors when you have a blaze rod in your first slot and it's highlighted. If this all comes out true, then it will summon an armor stand, where another ...
0
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1answer
67 views

How to execute a command relative to an entity

I was wondering how to execute a command relative to an entity in Minecraft using commands for a map I was working on. I am somewhat familiar with the use of the /execute command, but wanted to use ...
0
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1answer
37 views

Unable to exclude two of the same type in a selector

Okay while trying to make a scroll like thing that summons lightning.. I realized it targeted villagers, how can I fix this command to do that? /execute @e[r=8,type=!Player,type=!Villager,count=-1] ~ ...
6
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3answers
347 views

Hidden Pressure Plates

I want to make a trap in Minecraft, and I can only do this is with a pressure plate. Any ideas on how to get an invisible one?
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3answers
48 views

Pressure Plates and Chat

I'm creating an adventure map for a friend, and I want a pressure plate to bring up instructions in the chat when he steps on it. Any suggestions?
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1answer
29 views

Is there a way that if you stand on a block, and you have a score of 3 for an objective, and then you get a title?

I am currently making a gamemode for my server. I want to make a sort of quiz that determines in what group you will be placed. I have 4 groups. You do the quiz and it counts your answers. For ...
0
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1answer
80 views

How do I stop Zombie Villagers from spawning or Zombies

I am making a flat adventure/Survival map which is meant to be played for meaby a year or two and is made to make the game harder. In the map when you spawn you have a big shop which is setted up ...
1
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1answer
129 views

Minecraft: /setblock a playing jukebox

How do I setblock a playing jokebox in Minecraft? I need the command.
1
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1answer
99 views

How to make a player drop an item when hit

I am making a game on Minecraft when someone starts holding one item. If they get hit by someone they lose the item, and it goes on until a timer finishes. How can I do this? I am still new to command ...
4
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1answer
122 views

Redstone circuit that activates on short pulse and does not activate on longer pulse

I made a circuit that activates on a long signal but I am missing one that activates on a short pulse and does not activate if the pulse time exceeds a certain pulse. Everything I made still activates ...
1
vote
2answers
88 views

Redstone repeater delay if activated

Can you make a lot of repeaters activate after 10 seconds of making sure it's really activated? Like, if there is a redstone current that lasts 5 seconds (It will deactivate after 5 seconds) then it ...
6
votes
3answers
191 views

Minecraft execute tellraw's clickEvent from original entity, not player

I'm using a command like this: /execute @e[type=ArmorStand] ~ ~ ~ tellraw @a[score_goto=-1] { "selector": "@e[type=ArmorStand,r=1]", "clickEvent": { "action": "run_command", "...
2
votes
1answer
212 views

Wireless Redstone Lamp without Command Blocks?

So I want to create a building that shows no Redstone. And one of the problem is the lighting. I really want to see if I could get a Redstone lamp float above ground by 1 block and be able to be ...
4
votes
1answer
74 views

System with multiple inputs, but when one is activated it disables the other inputs

I am currently working on a bank system. However, it cannot accept multiple inputs at the same time (through multiple ATMs). So I made it so that every ATM will output a signal when a user has ...
2
votes
1answer
339 views

How can I build a redstone-powered vehicle?

I tried to build a redstone vehicle in Minecraft (vanilla), but my attempts proved futile. I tried to build it using pistons, wire and some pushable blocks, but it didn't work, because the wire breaks ...
2
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2answers
82 views

Disabling nether portal functionality

I need to know how to disable the nether portal from taking you into the nether, and instead, to tp you somewhere else in the overworld. Is it possible to do this on a commandblock or with redstone in ...
0
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1answer
43 views

'/testfor' a number more than 0

I am making a points shop for kills. I have the objectives money and kills. When I press a button, a command block tests for my kills (hopefully) above 0, and if that is a thing, it takes gives me one ...
3
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2answers
217 views

How to detect if a mob has been hit in minecraft with command blocks?

i am making a boss battle for my minecraft adventure map, and using a mob spawned with commands as the boss. When the mob gets hit, some command blocks will give the player a potion effect, but I can'...
1
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1answer
106 views

Trouble wiring a double row of droppers

The problem seems simple enough. I want to power a double row of droppers. My idea was to redstone wire it this way: Take a double decker row of droppers, and run redstone across the top. However,...
3
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1answer
87 views

Vertically stacked armor stands should have increasing scores, but don't

I'm trying to make a goalpost system for a custom map I'm designing. The idea is that a goalpost--consisting of a tall stack of iron bars--would have variable height, and at each block up and down the ...
1
vote
1answer
77 views

Kill all minecarts on a specific block

I am working on my "Minecart Elevator" and I need to kill all the minecarts on a specific block. I have tried many methods, but none of them work. There is no track below the minecarts. How should I ...
3
votes
1answer
44 views

What Specific Blocks are needed for Turing Completeness?

Let's say I want to make a shop with all the redstone components required for Turing-completeness. Since we know Minecraft is Turing-complete, what are the basic blocks required? Ex: Comparators might ...
2
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2answers
329 views

Minecraft 1.9 Data Tags changed?

Ok so I have this command here: /summon Item ~ ~1 ~ {Item:{id:spawn_egg,Damage:65,Count:32,tag:{display:{Name:"Destruction Pellet",Lore:["Place this item in a dispenser and power","to destroy the ...
5
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2answers
129 views

Trouble making a 5 x 6 wall of redstone lamps

I am trying to make a 5 high by 6 wide cube of redstone lamps to work all at once but I'm having issues getting them to work. They need to be wired so that you can turn them on and off with a clock. ...
1
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1answer
53 views

Rewarding Players On Kills

I am working on a Minecraft Map where whenever you kill another player your sword upgrades. I have tried doing /scoreboard players add @a[score_Kills=1] Kills 1 and /give @a[score_Kills=1] 283 but it ...
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votes
1answer
48 views

How to make scoreboard points

I am working on a Minecraft map where two teams have to get to the other side first. I want it to be that the first team to 3 points wins. Is there any way I can do this?
6
votes
4answers
431 views

How do I create unbreakable blocks?

I am creating a map on Minecraft, and I want the players to break certain blocks like trees, but I don't want them to break other blocks like stone bricks. Is there any command that can help me?
1
vote
1answer
268 views

How to award player on every kill in Minecraft using command blocks?

I want to award the players in my game with 2 cooked porkchops every time they kill another player. What I have tried so far, is setup one command block which gives every player with the killsloot ...
0
votes
1answer
30 views

How to execute different redstone circuits according to a scoreboard variable?

I have a scoreboard variable that counts a killstreak of a player. when a player uses his killstreak I want to preform different actions acording to his killstreak points(1-9) and the team(red-blue). ...
1
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1answer
197 views

How to change scoreboard score if player does not have item in his inventory?

I want to make a killstreak award system. for that I need to be able to make a player choose to use his killstreak points to get an ability/potion effect or open a certain gate. I wanted to make the ...
0
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0answers
34 views

minecraft take Nth item from chest

Hello I dont know if it is possible, but I wanted to ask how can take Nth item from chest? Like I have 7 items in chest in 7 slots and I want take the 4th. Hopper always takes the first one. Can you ...
1
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3answers
137 views

minecraft vanilla, shuffle chest

I am trying to make a game in vanilla minecraft, and I need to shuffle items in chest. To do that I made a dropper system that allows to shuffle 9 items (and multiples of 9). The problem is, that when ...
7
votes
3answers
975 views

Without mods, is it possible to filter items in hoppers/droppers/others?

I'm new to Minecraft, and finally out of my "build a log cabin and try not to die" phase. I just completed my second useful machine today, a dropper-vator from level 14, up to the top of a large(ish) ...
3
votes
1answer
262 views

How to /testfor 10 wheat [duplicate]

I am trying to /testfor 10 wheat anywhere in the players inventory. I have tried this command: testfor @a {SelectedItemSlot:0,Inventory:[{Count:10b­,id:minecraft:wheat}]} But it gives me this same ...
1
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1answer
319 views

Minecraft PE BUD switch

I am running the latest version of MCPE, so I don't have access to pistons, redstone repeaters, or redstone comparators. Is it possible to make a BUD switch?
0
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1answer
104 views

Minecraft: Increase Redstone Signal Without Delay

I want to increase (repeat) the signal of redstone, as the signal can only travel for 15 blocks without repeat, however using repeaters is not the solution, as repeaters have 1 tick of delay, which is ...
0
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1answer
41 views

How to trigger powered minecart?

I tried to trigger a powered minecart with dispenser and hopper, but no luck. How can I give coal to it with a push of a button?
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1answer
47 views

Minecraft /testfor

My question is simple, How do I test for at least 2 items in an inventory. I don't want to test for exactly 2, I want at least two, so they have the ability to have more in their inventory and still ...
2
votes
2answers
67 views

Efficient way to power stacked rows of pistons?

How can I power two vertically stacked rows of pistons, hopefully with a minimal number of repeaters? I can get the bottom row powered with just a line of redstone on the gold blocks behind as shown, ...
1
vote
1answer
116 views

How can I generate a redstone signal without using redstone power components?

I'm trying to design some redstone puzzles that require unconventional solutions. Is there a way to generate a redstone signal that does not rely on any redstone power components? Two years ago I ...
0
votes
1answer
68 views

Hopper to trigger say command for each item inserted?

I have a hopper sorting system that is working but the issue is that I want it to trigger a command block per item. I have the command blocks setup and working but it only does it once per stack of ...
4
votes
3answers
179 views

Detect broken blocks that don't drop items

I'm trying to make certain aspects of survival more "painfully realistic" using command blocks. One of those things is that I'd like mining through stone (or other hard objects) with your bare hands ...
3
votes
1answer
64 views

Stop Wolves From Becoming Angry Through Walls

In a custom Minecraft map I'm making, I have a pet shop where you can spend points you've earned on the main map levels to "adopt" pets. This includes horses, cats, and dogs. That's all fine. However, ...
1
vote
1answer
63 views

Get all players that aren't on two teams?

Right now, I'm trying @a[team=!admin,team=!checkpoint] but it doesn't seem to be working... Any suggestions? To clarify, I want all players that are not on the team 'admin' nor 'checkpoint'. I'm ...
1
vote
1answer
66 views

Minecraft Testforblock Command doesn't Reply with Results

I swear I have done this perfectly, but for some reason it doesn't work. The coordinates are indeed correct, and it is a dropper so there's something in the NBT tag. It is a server, command blocks are ...
2
votes
1answer
100 views

Redstone Producer/Receiver

In Minecraft Pocket Edition, there was recently a new update including basic redstone contraptions. I have experimented around, but I can't find: What a Tripwire Hook does, and how it produces ...