Stifle (Invocation) [Amonkhet Invocations] Phyrexian Dreadnought Time Vault doesn't untap during

Time Vault doesn't untap during your untap step

"We made tempestuous winds obedient to Solomon

"We have confiscated your spells as evidence

Set: Beta Edition Type: Artifact Rarity: Uncommon Cost: {1} Whenever a player casts a blue spell

Set: New Phyrexia Prerelease Promos Type: Legendary Creature — Phyrexian Praetor Rarity: Mythic Cost: {5}{B}{B} Swampwalk (This creature can't be blocked as long as defending player controls a Swamp

Stifle (Invocation) [Amonkhet Invocations] Phyrexian Dreadnought Time Vault doesn't untap duringSet: Amonkhet Invocations Type: Instant Rarity: Mythic Cost: {U} Counter target activated or triggered ability. (Mana abilities can't be targeted.)