Transmute Artifact [Antiquities] Human Cleric Avatar that creature's controller may have

that creature's controller may have it deal damage equal to its power to any target of their choice

"What separates us from mere beasts is the capacity for self-improvement

As long as Pristine Angel is untapped

Set: Fifth Edition Type: Creature — Dragon Rarity: Rare Cost: {4}{R}{R} Flying (This creature can't be blocked except by creatures with flying or reach

Clockwork Avian enters the battlefield with four +1/+0 counters on it

Transmute Artifact [Antiquities] Human Cleric Avatar that creature's controller may haveSet: Antiquities Type: Sorcery Rarity: Uncommon Cost: {U}{U} Sacrifice an artifact. If you do, search your library for an artifact card. If that card's mana value is less than or equal to the sacrificed artifact's mana value, put it onto the battlefield. If it's greater, you may pay {X}, where X is the difference. If you do, put it onto the battlefield. If you don't, put it into its owner's graveyard. Then shuffle.