Obsidian is one of the most popular and strongest blocks in Minecraft, especially if you ... can be mined only by a diamond or netherite pickaxe. (Image via Sportskeeda Gaming/Mojang Studios ...

Obsidian is created when water converges with lava source blocks. You can only use a Diamond or Netherite pickaxe to mine Obsidian. Flint and Steel: This tool is used to ignite the portal.