I cant emphasize enough how important it is to decide how much of your collection youre going to keep before digitizing it, if youre going to digitize it to begin with - more on digitizing at the end of the article
It is, regardless, an interesting tool to use alongside cards like Sting, Glinting Dagger that can untap Shadowheart to sacrifice an Undying creature consecutively
A tapped black source is kinda eh, and Wraith typing is narrow, BUT Granting a creature shadow is very strong
This Fusion Monster has protection against being destroyed by Card Effects
Alongside each set, Wizards of the Coast releases a collection of preconstructed, 100-card Commander decks
Sword of Light and Shadow: Gain some life, get back a creature all good for me