Nothing in vanilla aside from repeatedly hitting and creative mode can break obsidian. No amount of wither or TNT will break it.
The Only thing That Can Break Obsidian Is A Diamond Pickaxe. :3
You may only mine Obsidian with a Diamond Pickaxe.
No. Only a Diamond Pickaxe can mine obsidian.
No you can't you can only mine the obsidian with a diamond pickaxe.
No, you need a diamond pickaxe to mine obsidian.
The Only thing That Can Break Obsidian Is A Diamond Pickaxe. :3
You may only mine Obsidian with a Diamond Pickaxe.
You build a portal out of 14 obsidian
The wither and the enderdragon are currently the only two bosses in Minecraft.
You need to wait 15 seconds while whacking the obsidian with a diamond pickaxe.
You can make a Nether Portal. Put the Obsidian in a 4x6 vertically with a 2x3 hole in it. Using Flint and Steel or a Fire Charge, right click on the bottom Obsidian.
No. Only a Diamond Pickaxe can mine obsidian.
No you can't you can only mine the obsidian with a diamond pickaxe.
No, you need a diamond pickaxe to mine obsidian.
It takes 4 minutes and 10 seconds for any other tool than a Diamond Pickaxe to break an Obsidian block, and no block is dropped.
You need a diamond pickaxe to mine obsidian :p
No, you need a diamond pickaxe to successfully mine obsidian, and it takes 15 seconds. With anything else it take a minute, roughly. If you do not use a diamond pickaxe you will not be able to mine the obsidian.