Each player puts a vow counter on a creature they control and sacrifices the rest. Each of those creatures can't attack you or a planeswalker you control for as long as it has a vow counter on it.
Near Mint - $400
Lightly Played - $300
Moderately Played - $300
Heavily Played - $300
Damaged - $200
Near Mint Spanish - $400
Lightly Played Spanish - $300
Moderately Played Spanish - $300
Heavily Played Spanish - $300
Damaged Spanish - $200