its totally pointless but if you want, you can get air!.... I guess.
Note: Minify the command to avoid issues :)
Multi-Use Swimming Flippers
MERCURY POTION
YOU'RE SO PICKY!
GIVE YOURSELF AIR!
go 1000mph with a walking stick
TnT
Get cool minecraft banners in ONE COMMAND NO MODS!
Herobrine's Flesh
catcraftycommands
catcraftycommands
lunaglimmer
dantdm
orangecreep3r
cyarith