Whir of Invention [Aether Revolt Prerelease Promos] Commander's Arsenal put X feather counters on

put X feather counters on it

Abzan caravan master

Holy Avenger

Set: Masters 25 Type: Creature — Merfolk Scout Ally Rarity: Common Cost: {1}{U} {4}{U}: Target creature can't be blocked this turn

"This breed is on the cusp of evolution

Whir of Invention [Aether Revolt Prerelease Promos] Commander's Arsenal put X feather counters onSet: Aether Revolt Prerelease Promos Type: Instant Rarity: Rare Cost: {X}{U}{U}{U} Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Search your library for an artifact card with mana value X or less, put it onto the battlefield, then shuffle.