custom_init_commands:
- /give @s minecraft:obsidian 14
- /give @s minecraft:flint_and_steel 1
- /setblock ~2 ~ ~ obsidian
- /setblock ~2 ~1 ~ obsidian
- /setblock ~2 ~2 ~ obsidian
defaults:
- base
- _self_
text: Build a nether portal using obsidian blocks and activate it with flint and steel.