Paladin's Oath

When this card enters the battlefield, choose one:
Oath of Silence - Players cannot cast more than
one spell per turn and it costs {2} more to cast
Oath of Poverty - All lands come into play
tapped and only one land may enter the
battlefield each turn
Oath of Nonviolence - Players skip their
combat phase unless they pay {4}
Oath of Honesty - Players play with their hands
revealed
Oath of Chastity - Creatures lose all abilities