League of Legends : Royale

This is just a thought brewed by the thought of Path of Exile doing this as an April fools mode. I want to see suggestions that could build this into a game mode for League. So far.. I've got

You start the game, no passives, no items you have to look for both.

Summoner spells can also be looked for but you start off with flash and ghost.

Vision is very limited

How would you level tho.