Instant
Duskmourn: House of Horror
56/100
Gains value in 2HG: cheap interaction.
Turns are shared and fast in 2HG. One- and two-mana answers let you hold up interaction without losing tempo.
Ratings start at a neutral 50 and are adjusted by rules derived from 2HG's structure — shared 60 life, shared turns, two opponents. They'll be recalibrated against real play rates once teams start submitting decklists.
Counter target spell unless its controller pays 
. If they do, surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)
Shares the "cheap interaction" axis — good candidates for your teammate's deck.
Suggestions are characteristic-based for now. Once teams submit pairings, this becomes a real co-occurrence score: played in X% of teams whose partner deck runs Don't Make a Sound.
