mtg return exiled cards to graveyard (Amonkhet) exile all cards from all graveyards Exile into Darkness · Saviors

Keruga, the Macrosage (Double Rainbow Serialized Multiverse Legends ) March of the Machine Market Price: $198.86 Shockingly, a serialized card does not top this list, and, in fact, can be had for a paltry sum below $200

Blood tokens are also artifacts so there could be some spice in a Black Artifact deck

Till the soil, spare no soul

Enchantments that give you value when they are sacrificed are a great fit for Ertai

Green Ramp decks are a little more dynamic in their makeup and have a wider range on the % of ramp cards, the % of threats, the % of lands, the curve and anything else than the aggressive decks I have looked at like this so far