Note: Minify the command to avoid issues :)
Better crafting in 1.8.7 (Read the comments)
Griefing Items in 1 command 1.8.7 (Read the comments!)
More mobs in 1 command (Read The comments!)
Chicken Jockey Jockey (1.9.1)
HOTEL ONLY ONE COMMAND BLOCK
"Herobrine joined the game."
BIG TNT BLOCK!