How to play: Start a custom summoners rift, and 5 enemy bots and 0 friendly bots pick a champ and start it, a 1v5 so to say. You win by destroying the enemy nexus (duh!)
try it, i have used 
so far and plan on more!
Let me know how yours went and any suggestions!
It's easy if you can play the game decently... I do this on PBE, since I don't need to play normals because I just want to try the new stuff... Also, there are certain champions with such low pushing stats that it is almost impossible if you don't build them AD... 
is a good example
did this with 
.
Ended the game with 800 armor (without building any armor besides thornmail) and 1500 AP
i played and i just got like 20 pentakills. pff
