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Deck builders: depth check

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By the standards of the genre it belongs to, Defenders of Hogwarts is an entry-level deck-builder: a purchase pool of 42 house cards plus 20 Dark Arts cards, a turn that typically plays a single card, and a light engine under a board race [official rulebook]. Whether that is a flaw or a feature depends on which shelf you’re standing at — so this page measures it against Clank!, Tyrants of the Underdark, the licensed Defence Against the Dark Arts spin-off and the genre’s benchmarks. The HP benchmark, Hogwarts Battle, is covered in depth on our other HP-games page — we won’t repeat it here.

Scope note: we have not played any of these games; this comparison is built from the official rulebook, BoardGameGeek data checked 2026-10-12 and named published reviews.

How Defenders builds a deck

The mechanics are textbook deck-building: a fixed 7-card starter deck, a Learn action that buys cards, and a discard pile that reshuffles when the draw deck runs out [official]. Three choices make it leaner than its peers:

  • One card at a time. A turn is one Main Action — Explore plays a single card, Learn buys a single card [official]. Extra explores (via a Hogwarts Token or a card effect) still resolve one card each. Compare a typical builder’s multi-card turns and the pacing difference is obvious.
  • Purchases land on top. A bought card goes face-down on top of your draw deck — not into a discard pile — so it surfaces within a turn or two [official, print p.17]. Acquisitions are immediately felt, and there is little long-term sculpting.
  • A capped pool. Every card you can ever buy is in the box: 42 house cards and 20 Dark Arts cards [official rulebook]. Most builders refresh their market from decks two to five times that size.

The matrix

Deck-builders compared — pool size is our qualitative read (not a counted inventory), price bands are indicative, complexity is the BGG weight [BGG, 2026-10-12; our analysis; prices indicative]
GameCard poolBuild or race?InteractionComplexityPrice band
Defenders of Hogwarts (2026, MinaLima)42 house + 20 Dark Arts purchase cards [official]Race — 2 shields end it; engine optionalHigh — bumps, stuns, skip-a-turn take-that1.33£58 pledge / £75 RRP [official]
Clank! A Deck-Building Adventure (2016)Large — a cycling dungeon deck feeding a buy row [our estimate]Race out of the dungeon, engine underneathMedium — shared dungeon, one shared dragon track2.23£30–£45 [indicative]
Tyrants of the Underdark (2016)Large — double-sided market piles [our estimate]Engine feeding direct area controlHigh — you fight over the map itself2.56£40–£55 [indicative]
Hogwarts Battle – Defence Against the Dark Arts (2019, The Op)Moderate — a fixed two-player market [our estimate]Duel — race to defeat the villainHigh — a shared attack deck hits your rival1.78£25–£35 [indicative]
Dominion (2008)Huge — a fresh 10-pile market every play from hundreds of unique cards [our estimate]Pure engine, victory-point raceLow — attack cards exist, rarely headline2.34£30–£45 [indicative]
Aeon’s End (2016)Large — mage, gem and nemesis pools [our estimate]Engine aimed at a scripted bossNone — fully co-operative2.80£35–£50 [indicative]
Star Wars: The Deckbuilding Game (2023)Moderate — shared market drawn from two factions [our estimate]Race to the enemy baseMedium — shared row, direct assaults2.05£20–£30 [indicative]

The pool, honestly

Sixty-two purchase cards is small — the smallest here by a wide margin, and the most-cited mechanical criticism of the game. Bower’s Game Corner, reviewing the campaign before delivery, flagged the card count as too thin for a self-described deck-builder among its other price-and-pacing complaints (the D- verdict) [second-hand review]. A detailed play report on BGG reached a similar judgement on quality: “The card powers are also really dull and repetitive” [BGG user report].

The counter-case is intent. Every house buys from the same 42 cards, which keeps four-player games comparable and the table readable; the Dark Arts side’s 20 unlock zone by zone as its marker descends the path, pacing the villain’s escalation [official]. If you read the game as “a race with cards” rather than “a deck-builder with a board”, the smallness stops being a defect and becomes the constraint the design is built on [our analysis].

The closer rival on the same licence

Hogwarts Battle – Defence Against the Dark Arts is the licensed two-player duel: 30–60 minutes, weight 1.78, rated 7.1 and ranked 1,846 on BGG [BGG] — every one of those numbers points the same way as Clank!‘s: faster, lighter on the wallet, better received. It is also strictly two-player, where Defenders spreads one-versus-many across 2–5. If the ask is “competitive card duel”, DADA is the stronger buy; if it is “a whole table against one schemer”, Defenders holds a structure DADA doesn’t have. Defenders’ own 5.07 BGG average, for context, is not a usable quality signal — it is a polarised ratings battle, which we explain separately.

Versus our analysis

As a deck-builder, Defenders is the shallow end: a small pool, light engine, one-card turns. That is fine for exactly the audience the design targets — Harry Potter fans newer to the hobby, whom One Board Family expected to “really enjoy this game” — but veterans should calibrate expectations before paying £58 or more. One Board Family’s verdict lands where ours does after reading everything: “Is it a good deck building game? Absolutely.” — followed by a “great?” that hinges on how much you love the IP, and a note it “may not be a great fit for more seasoned gamers” [second-hand review]. For mechanical depth at the same money, the matrix’s complexity column and price bands make the alternatives plain.

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