Broers, The Connoisseur

Whenever a historic permanent enters the battlefield put a +1/+1 counter on Broers, The Connoisseur.
At the beginning of your upkeep, remove X +1/+1 counters from Broers, The Connoisseur where X is the mana value of target historic nonland permanent. You gain control of it, it gains haste and becomes untapped.