Introduction: Mine Craft Pig Cannon

Step 1:

First you will need obsidian a pig and tnt

Step 2:

Next make a barrel out of the front of the barrel put two holes.

Step 3:

Place TNT in the two holes but I would use four blocks of TNT in the front holes.

Step 4:

Next spawn a lot of pigs in the barrel.

Step 5:

Now light the TNT.Now your done!