Every misplay starts as a deck you didn't fully understand. DeckLens lays your list open — curve, colors, combos, probabilities — before you ever shuffle.
Build Commander decks with live health scores. Goldfish an opening hand at the kitchen table you carry in your browser. Check six Yu-Gi-Oh! banlists at once. Everything runs client-side: no account, and your lists never leave the device.
Visualize mana distribution, color ratios, and casting cost breakdowns for optimal deck construction.
Test opening hands with brick tracking, mulligan analysis, and hypergeometric probability calculations.
Discover combos via a local Commander Spellbook catalog and card synergy scoring for MTG decks.
Verify format legality and banlist compliance across TCG, OCG, Master Duel, Goat, Edison, and more.
Paste, upload, or import via URL from Moxfield, Archidekt, and other popular deckbuilding platforms.
Zero backend, zero tracking, zero cookies. All analysis runs client-side. Your data never leaves your device.
Mana curve & color distribution, format legality checking, Deck DNA fingerprint, hypergeometric probability calculator, opening hand simulator, combo detection, card synergy scores, Moxfield & Archidekt import, budget alternatives, and deck comparison.
Level/rank charts, archetype detection, multi-banlist support for TCG, OCG, Master Duel, Goat Format, Edison, Speed Duel & Duel Links, opening hand calculator, test hand simulator with brick tracking, YDK/YDKE/Omega import, deck comparison, and tournament PDF export.
Zero backend, zero tracking, zero cookies. All analysis runs client-side in your browser. Your deck data never leaves your device. Works offline after first load. Free forever.