If, during your declare attackers step, one of the permanents you gained control of this way that's a creature is tapped or is affected by a spell or ability that says it can't attack, then it doesn't attack
Also, they keep any counters they have on them when they move to other zones, as long as its not your hand or your library
Right now the prices of Lord of the Rings sealed product is incredibly high, although there is some speculation it will drop once The One Ring has been found which might mean if you aren't interested in playing The One Ring lottery, your best bet will be to wait a couple of weeks (or months?) before snagging a box for yourself in hopes that prices will normalize once the chance of opening the most expensive card in the game's history is gone
This Duskmourn: House of Horror Death Toll 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
