mtg idw cards Magic The Gathering #1 with Treasure Hunt Card If you do IDW Comics Inserts (PIDW) Card

This three-mana black and green sorcery allows you to return a nonland permanent to the battlefield from your graveyard with a mana value equal to up to the number of permanent cards you have in your graveyard

As far as sideboarding goes, my best advice is that you can trim things like Slime, Witness and Linvala to free up some space for a few (a FEW) boarded-in cards

Whenever a Bat you control attacks, you gain 1 life

Im also including other cards that sacrifice to generate mana: Ashnods Altar does a pretty good job of turning any of your creaturestokens or nointo super-mana generators to help cast the infusion of cards from Korvold

So perhaps you house rule those in your EDH meta