Historian's Boon [Dominaria United Commander] Faerie Rogue Sacrifice a noncreature artifact: Create

Sacrifice a noncreature artifact: Create two 1/1 colorless Construct artifact creature tokens

but by the sum of children who no longer wake from nightmares of scales and fire

Set: Darksteel Type: Legendary Artifact Creature — Wizard Rarity: Rare Cost: {7} {1}{U}{U}: Target permanent becomes an artifact in addition to its other types

Ærathi children who show promise are left to survive for a year in the wilderness

Set: Legends Type: Sorcery Rarity: Rare Cost: {X}{G} Tap X target creatures

Historian's Boon [Dominaria United Commander] Faerie Rogue Sacrifice a noncreature artifact: CreateSet: Dominaria United Commander Type: Enchantment Rarity: Rare Cost: {3}{W} Whenever Historian's Boon or another nontoken enchantment enters the battlefield under your control, create a 1 1 white Soldier creature token. Whenever the final chapter of a Saga you control triggers, create a 4 4 white Angel creature token with flying and vigilance.