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 - $0.30
Lightly Played - $0.30
Played - $0.20
Heavily Played - $0.20
Damaged - $0.20
Near Mint Non-English - $0.30
Lightly Played Non-English - $0.30
Played Non-English - $0.20
Heavily Played Non-English - $0.20
Damaged Non-English - $0.20