Mainboard (60)
Instants (22)
Sorceries (13)
Artifacts (9)
Lands (16)
Sideboard (15)
Gruul Goblins is a fast aggro deck that can kill as early as turn two via Goblin Lackey into Goblin Piledriver or Siege-Gang Commander, so your primary goal is to combo off before their board becomes overwhelming — ideally on turn two or three. Smother and Crippling Fatigue come in to answer Goblin Lackey before it connects, since a turn-one Lackey that attacks freely essentially ends the game. Chain of Vapor provides additional bounce for a Lackey or a Port that is locking your blue mana, and can also buy a critical turn by bouncing multiple blockers in response to an attack. Rishadan Port and Wasteland are your biggest structural threats, as they can deny the colored mana you need to execute the combo; prioritize fetching Underground River and Cephalid Coliseum over basics when Port is in play to keep access to both colors. Flash of Insight, Recoup, and Tormod's Crypt are the slowest or least relevant pieces against a deck with no graveyard synergies, making them the cleanest cuts.
This matchup is a race against their counter suite — Counterspell, Foil, Daze, Thwart, and Misdirection form a dense wall of interaction that can strand you in the mid-game, while a Stifle'd Phyrexian Dreadnought presents a two-turn clock if left unanswered. Duress is your primary setup tool: cast it on your combo turn or the turn before to strip their most relevant counter, clearing the path for Ill-Gotten Gains or Brain Freeze to resolve. Misdirection serves as free in-stack protection by pitching excess blue cards you've already cantripped past — redirecting their Counterspell to target their own Foil, or bouncing their spell back into a counter war they can't sustain. Chain of Vapor handles a resolved Dreadnought before it attacks, and also bounces Powder Keg before it can reset your Lion's Eye Diamonds or Lotus Petals. Try to combo off before they accumulate four or more cards in hand; their permission scales with card count and becomes nearly unbeatable once Gush and Portent have filled their grip.
Mono-Black Midrange attacks primarily through hand disruption — eight main-deck discard spells in Duress and Cabal Therapy can strip your key combo pieces before you can act, so lead with your own Duress to preemptively neutralize their hand before you go off. Misdirection is critical here: it redirects their Duress, Cabal Therapy, and Diabolic Edict for free, turning their disruption against them and protecting your Lion's Eye Diamonds and Brain Freezes at the moment of truth. Withered Wretch is their most dangerous permanent against you — its activated ability exiles your graveyard at instant speed, which completely shuts down Ill-Gotten Gains loops, so prioritize bouncing or killing it immediately with Chain of Vapor or Smother. Smother also efficiently answers Hypnotic Specter, which can devastate your hand over multiple attacks if left unchecked. Notably, most of their sideboard (Engineered Plague, Gloom, Spinning Darkness, Dystopia) is entirely blank against your creatureless, enchantment-free strategy, so the post-board game heavily favors you once you've added your disruption.