Prevent all damage that would be dealt to you by sources you don't control.
When a card is put into your graveyard from anywhere, sacrifice Energy Field.
NM-Mint - $4.10
NM-Mint Non English - $4.10
Lightly Played - $3.90
Lightly Played Non English - $3.90
Moderately Played - $3.70
Moderately Played Non English - $3.70
Heavily Played - $3.30
Heavily Played Non English - $3.30
Damaged - $2.70
Damaged Non English - $2.70