Sanguine Guard [Urza's Saga] Phyrexian Dinosaur if its mana value is

if its mana value is equal to 1 plus the number of soul counters on Obscura Ascendancy

Set: Dominaria United Type: Creature — Human Kor Soldier Rarity: Common Cost: {5}{W} This spell costs {1} less to cast for each creature you control

If a permanent's ability is countered this way

Set: Jumpstart 2022 Type: Instant Rarity: Uncommon Cost: {4}{U} This spell costs {2} less to cast if you control at least two creatures that share a creature type

If both revealed cards are Artifacts

Sanguine Guard [Urza's Saga] Phyrexian Dinosaur if its mana value isSet: Urza's Saga Type: Creature Phyrexian Zombie Knight Rarity: Uncommon Cost: {1}{B}{B} First strike {1}{B}: Regenerate Sanguine Guard. "Father of Machines! Your filigree gaze carves us, and the scars dance upon our grateful flesh." *Phyrexian Scriptures*