Eat That! Betrays!

Until end of turn whenever an opponent sacrifices a nontoken permanent, put that
card onto the battlefield under your control.
Each opponent sacrifices two permanents
he or she controls with the highest mana
values.
---{dash}{dash}{dash}{dash}{dash}{dash}{dash}{dash}{dash}{dash}{dash}{dash}{dash}{dash}{dash}{dash}{dash}{dash}{dash}{dash}{dash}{dash}{dash}{dash}{dash}{dash}{dash}{dash}{dash}{dash}{dash}{dash}
"Try this on for size!"