Reasons One For All + URF can NEVeR Happen
Can'tK illTheZIL, also cannot escape the ZiL, cannot catch the ZiL, and cannot at any point not have a time bomb on you
http://vignette2.wikia.nocookie.net/leagueoflegends/images/f/fa/Sear.png/revision/latest?cb=20130929122708&format=webp
mess with the bull and you get to leave the earth's orbit
A rumbling avalanche of fat that teleports across the map constantly and messily grinds anything in it's path to dust
NoExplanationNecessary
This is honestly the worst one, don't let anyone tell you otherwise.
Kog'maw One For All is a plague upon the game mode,
Kog'maw Urf is extremely frustrating to play against
Combine the two, and entire teams will AFK
Gonna get knocked up more than the whole series 16 and pregnant
who even NEEDS minion waves?
Good luck trying to figure out who can hit whom.
Permastun. Always permastun.
Let's play soccer!
I PRESENT: THE ICE BOX
YOU SHALL NOT PASS !
Unleash the demons from hell.
also

this will give me nightmares
It's time to D-d-d-d-d-d-d-d-DUNK!
too bad.
URF: Spam R W
: Enemy team can not move... ever... also they are permanently immune to CC and are 80% immune to spells...
: The Ghouls... THE GHOULS!!!!
: God help you once they all get Nashors... god help you...
: ... ... No words....
. You all have it all wrong. This... This right here will make you ragequit.
The entire god damn map is barrels and you can't use any form of CC
l0l
Just what do you do to kill them