Taking a deep breath, I tap every land Ive got and slam an Absorb Vis onto the board
This can only see any real play in a spellslinger deck, which means that by the moment this card hits the field face down, you should already be able to turn it face up for a single red mana
That you have no personal ability to trigger Shapers Sanctuary means its fairly locked into sideboard only space (metagames could arise that might persuade us to gamble on the card maindeck, but its unlikely)
Meren of Clan Nel Toth, Baba Lysaga, Night Witch, and Chatterfang, Squirrel General are several Golgari commanders synergizing with the strategies mentioned above
With this card in play, you either start forcing your opponents to sacrifice almost every turn or they stop attacking you