mtg d&d set cards Elite Commander Cat/Dog Deck - Rin and Seri, Inseparable - Naya Red Green White - EDH cEDH - 100 Card - Custom Magic The Gathering Deck D fantasy role Barter in Blood 052/080 DD

So you could potentially sacrifice Bloodsoaked Champion when you cast Korvold, and then next turn when Korvold attacks, put its attack trigger on the stack, activate the Champions raid ability to put it on the battlefield, then sacrifice it to Korvolds ability, and if you still had mana left over you could bring Champion back again the same turn

While risking your draw engine in combat like this isnt ideal, you can get around this with tricks like Reconnaissance

Rakdos (black/red) can struggle with mana generation , so the Treasure tokens Descent Into Avernus creates help you to cast your higher mana spells

Then the non-active player adds theirs

What cards are similar to Unbender Tine