Configure realistic delays, 50 to 200ms between requests
A Duskmourn: House of Horror Commander Deck includes 1 deck of 100 Magic cards (98 nonfoil cards and 2 Traditional Foil Borderless Legendary cards), 10 Archenemy cards, a 2-card Collector Booster Sample Pack (contains 1 Traditional Foil or nonfoil alt-border card of rarity Rare or higher and 1 Traditional Foil Uncommon card), 10 double-sided tokens, 1 deck box (can hold 100 sleeved cards), 1 Life Wheel, 1 strategy insert, and 1 reference card
Seriously, try this Massacre Wurm alternative out sometime, and you might be amazed at how fun it can be
The obvious cards for pairing with Sunken Citadel are Field of Ruin + Demolition Field or Nykthos, but there are almost certainly other possibilities out there
This is useful when dealing with removal spells or cards that cut threats from the opponent's