How many competitive decks play Leonardo, Big Brother?

Our database currently tracks 1 competitive decklists that include this card.

What formats use Leonardo, Big Brother most?

Historic is the most common format (100% of tracked lists).

Top co-played cards include Rest in Peace (100%) and Doorkeeper Thrull (100%).

The most recent ingested list was at Arena Championship 12 (May 23, 2026).

Tracked lists span May 2026 through May 2026.

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Competitive insights for Leonardo, Big Brother

Leonardo, Big Brother appears in 1 competitive decklist in our database. Historic accounts for 100% of lists. Coverage spans May 2026 to May 2026.

Format	Decks	Share
	1	100%

Other ingested formats (not in the competitive breakdown): 100%

How many competitive decks play Leonardo, Big Brother?: Our database currently tracks 1 competitive decklists that include this card.
What formats use Leonardo, Big Brother most?: Historic is the most common format (100% of tracked lists).
What cards pair with Leonardo, Big Brother?: Top co-played cards include Rest in Peace (100%) and Doorkeeper Thrull (100%).

Competitive insights for Leonardo, Big Brother

Leonardo, Big Brother appears in 1 competitive decklist in our database. Historic accounts for 100% of lists. Coverage spans May 2026 to May 2026.

Format	Decks	Share
	1	100%

Other ingested formats (not in the competitive breakdown): 100%

How many competitive decks play Leonardo, Big Brother?: Our database currently tracks 1 competitive decklists that include this card.
What formats use Leonardo, Big Brother most?: Historic is the most common format (100% of tracked lists).
What cards pair with Leonardo, Big Brother?: Top co-played cards include Rest in Peace (100%) and Doorkeeper Thrull (100%).