In theory, at least, Disturbed Spirits is the perfect deck to harness its power since the front side of our disturb cards are Spirits (growing the Spirits that Hallowed Haunting makes), while the backside of our disturb cards are enchantments to trigger Hallowed Haunting
Ill try my best to represent what they were saying here though
(8/23/2019) If a spell has in its mana cost, you must choose 0 as the value of X when casting it without paying its mana cost
For details on current MTG sets - check out our guide to everything we know about The Brothers' War
The game is notably the first open world title in the series, and there are several key locations depicted here, including Archades and Rabanastre
Expressive Iteration With the likes of Ponder and Preordain being banned in Modern, Expressive Iteration is by far the best card draw spell that Modern has seen since those bans