EPIC MCPE and MCPC Commands really fun

Infinite diamond or any block you want
setblock ~~+4~diamond_block (repeat)
You must put the block you chose on top of it 4 blocks (do not change)
(You can change the block into dirt or grass or pretty much any block)
Turn around 90 degrees
tp @p 13 5 16 ~4
Gain and lose lvl
Gain 10lvl: xp 10L@p Lose 10lvl:Xp -10L@p
Unbreakable wall
Go somewhere do /tp ~ ~ ~ write the coords on a paper then do setblock (coords space in between them) (block you want unbeakable (repeat)
Text on screen
Do title @p title (title)for example the title could be §2H§3I