End or Nether — you'll need special items like obsidian or Eyes of Ender.

Minecraft Build a Portal to the Nether World Under the Rain In this immersive Minecraft gameplay video, we build a Nether Portal under a moody, rain-soaked sky in a peaceful plains biome. Surrounded ...

You can find a saddle in "Minecraft" in treasure chests, by fishing, by trading with Leatherworkers, or by hunting Ravagers.