The Bright and Bulbed

Pick a partner (an opponent). They will remain your partner for the rest of the game.
During your end step, draw a card for each of the following if:
-You control more permanents than your partner.
-You have less cards in hand than your partner.
-You have less cards in your graveyard than your partner.
-You are playing with a playmat.
You have no maximum hand size for the rest of the game.