⚡ 4HM Jank‑O‑Meter ⚡

Filter rarely‑played cards, score your deck’s Jank, and validate 4HM legality with the current rules.

🔎 Quick How‑To

Filters: Narrow cards by set, color, type, rarity, mana value, and/or jank threshold. (The threshold value represents the maximum number of times a card has appeared in all decks in all prior 4HM tournaments as of T22.)
Deck Scoring: Paste your deck to get a Jank Score. Click cards anywhere (table or lists) to open the details modal.

📚 Learn More & Community

Four Horsemen (4HM) is a unique Old School Magic format using only cards from Arabian Nights, Antiquities, Legends, The Dark, the five basic lands, and ABUR duals. It’s an unsolved format where forgotten cards and wild brews shine.

• Current 4HM Tournament
• Official 4HM Rules
• Community: Discord • Facebook • YouTube

Set	Card	Main Deck	Sideboard	Total	Jank Pts (per copy)

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🧪 Jank Score + ✅ Deck Validator

Paste your Tolaria/ManaStack/Moxfield‑style list here (sideboard optional):

Include sideboard in scores

Jank Score —/100

Paste a deck to score it.

Badges

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The Jank score rewards decks that run oddball, rarely‑seen cards and neutralizes highly overplayed staples. Extra credit is given when a high percentage of the deck is made up of these unusual picks. In short: the rarer and denser the jank, the higher the score.

Top 10 Jankiest in Deck

Deck Validator Results

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Special limits: 6+ CMC Legendary Creatures — max 2 unique. 5 CMC Legendary Creatures — max 1 unique. Legendary Creatures do not count toward the “4 rarely‑played” requirement.

About Jank‑O‑Meter

This tool defines Jank as any legal 4HM card that has appeared in tournament decks fewer times than the chosen threshold. Adjust the slider to reveal the deepest jank of the format.

📊 Data Source: 4HM Tournament Card Usage (Google Sheets → live CSV). Thanks to Jim for the curation.

⏱️ Last updated: …

Release notes