Hotakachidays

 天空トラップタワーの作り方 (ツツジ式) 建築ブロックを1個を配置して、その周りを2マス分掘りましょう。 赤線のところが2マス分です。 ※建築ブロックは自分の集めやすいブロックを

With 3 magma blocks and 1 soul sand you can keep the boat at the bottom, whichc prevents you from stepping on the Magma block, but also raises your position by about half a block, so the exit has to be at least 2 and a half blocks tall (hence in my images I put slabs at the bottom) After that you will end up with 2 columns of water, one for up