You can only control 1 face-up "Gravekeeper's Chief". Your Graveyard is unaffected by "Necrovalley". When this card is Tribute Summoned: You can target 1 "Gravekeeper's" monster in your Graveyard; Special Summon that target.
NM-Mint 1st Edition - $0.40
Lightly Played 1st Edition - $0.30
Moderately Played 1st Edition - $0.30
Heavily Played 1st Edition - $0.30
Damaged 1st Edition - $0.20
NM-Mint 1st Edition Non English - $0.40
Lightly Played 1st Edition Non English - $0.30
Moderately Played 1st Edition Non English - $0.30
Heavily Played 1st Edition Non English - $0.30
Damaged 1st Edition Non English - $0.20