Infinite Bazaar

At the beginning of your upkeep, create a treasu-
-re token.
{4}{u}: Exchange control of target nonland perm-
-anent you control with mana value 2 or less with target permanent an opponent controls with eq-
-ual or lesser mana value.
If at any point you control ten or more perman-
-ents you don't own, you win the game.