The World Who Doesn't Exist

At beginning of each main phase destroy an land at random, whenever an land leaves the battlefield put a nowhere counters on this enchantment
If you control no lands create a colorless land token named "portal for somewhere" with ( {t} : add x manas of any combination of color where x is the number of nowthere counters on it). And when transfer the nowhere counters to portal for somewhere, exile this enchantment