Mercurial Geists [Mystery Booster] Vampire Scout Whenever Flayer of the Hatebound

Whenever Flayer of the Hatebound or another creature enters the battlefield from your graveyard

count the number of permanents you control

Set: Rivals of Ixalan Prerelease Promos Type: Instant Rarity: Rare Cost: {2}{B} Ascend (If you control ten or more permanents

Set: Seventh Edition Type: Creature — Human Soldier Rarity: Common Cost: {W} "Training

Signal Pest can't be blocked except by creatures with flying or reach

Mercurial Geists [Mystery Booster] Vampire Scout Whenever Flayer of the HateboundSet: Mystery Booster Type: Creature Spirit Rarity: Uncommon Cost: {2}{U}{R} Flying Whenever you cast an instant or sorcery spell, Mercurial Geists gets +3 +0 until end of turn. "Procedural misstep: provocation of geists for the purpose of yielding more energy can compromise containment units. Next action: clean up mess." Laboratory notes