The One Card Rule Beginners Forget: How Many Legendaries in MTG?

MTG New Players Discover a Forgotten Rule
The One Card Rule Beginners Forget: How Many Legendaries in MTG? is/are a limit of one per deck. These rules stop you from copying powerful cards too easily. Research shows this keeps competitive games balanced.
Why This Restriction Matters
Originally from early printed sets, this guideline shaped modern formats. Formats like Commander enforce it strictly for legendary creatures and planeswalkers. Studies indicate it prevents single cards from deciding every match.
Quick Impact
Stick to one legendary per deck for fair, strategic gameplay.
FAQ
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Can I run multiple copies of the same legendary card? No, you can include only one copy of each unique legendary card in your deck.
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Does this rule apply to all MTG formats? It depends; formats like Pioneer use a singleton structure for legendaries, while Commander strictly enforces one of each legendary.









