Place a placeholder block on the very best of each column. Area two a lot more obsidian blocks in between the best placeholders. You can now eliminate the placeholder blocks to create the corner-considerably less frame. The within place need to be 2x3 blocks of empty space. Using the https://netherportaldesign36666.blog2freedom.com/20012347/the-greatest-guide-to-nether-portal-with-lava-and-water