Attrition [Commander 2011] Human Archer Minion {2}{R}: Target creature can't block

{2}{R}: Target creature can't block Burning-Tree Bloodscale this turn

consider the precedent set

Set: Core Set 2019 Type: Instant Rarity: Common Cost: {1}{B} Until end of turn

Set: Alliances Type: Creature — Elf Spirit Rarity: Uncommon Cost: {2}{G} Exile Elvish Spirit Guide from your hand: Add {G}

Set: Beatdown Type: Creature — Spider Rarity: Common Cost: {1}{G}{G} Reach (This creature can block creatures with flying

Attrition [Commander 2011] Human Archer Minion {2}{R}: Target creature can't blockSet: Commander 2011 Type: Enchantment Rarity: Rare Cost: {1}{B}{B} {B}, Sacrifice a creature: Destroy target nonblack creature. "I will trade life for life with the insurgents. Our resources, unlike theirs, are limitless." Davvol, Evincar of Rath