Black Lockdown

White spells cost more to cast. Activated abilities of white enchantments cost more to activate.

As long as this artifact is untapped, players can't untap more than two permanents during their untap steps.

Whenever a player casts a spell, counter it unless that player pays .

As this creature enters, choose a color. All cards that aren't on the battlefield, spells, and permanents are the chosen color in addition to their other colors.