Sengir Vampire - 1996 George Baxter (4ED) [Pro Tour Collector Set] Amonkhet The bidding ends if the

The bidding ends if the high bid stands

but no longer

Set: Antiquities Type: Enchantment Rarity: Uncommon Cost: {G}{G} Whenever an artifact an opponent controls becomes tapped or an opponent activates an artifact's ability without {T} in its activation cost

as if it had always known

Sengir Vampire - 1996 George Baxter (4ED) [Pro Tour Collector Set] Amonkhet The bidding ends if theSet: Pro Tour Collector Set Type: Creature Vampire Rarity: Uncommon Cost: {3}{B}{B} Flying (This creature can't be blocked except by creatures with flying or reach.) Whenever a creature dealt damage by Sengir Vampire this turn dies, put a +1 +1 counter on Sengir Vampire.