How many competitive decks play Agent of Treachery?
Our database currently tracks 11 competitive decklists that include this card.
What formats use Agent of Treachery most?
Pioneer is the most common format (72.7% of tracked lists).
What cards pair with Agent of Treachery?
Top co-played cards include Enigmatic Incarnation (91%) and Leyline Binding (91%).
When was Agent of Treachery last seen in the data?
The most recent ingested list was at Arena Championship 12 (May 23, 2026).
What time range does this data cover?
Tracked lists span October 2022 through May 2026.
Is Agent of Treachery played in Pioneer?
Yes — 8 competitive Pioneer lists include Agent of Treachery (72.7% of tracked lists).
About competitive deck data
Lists are sourced from competitive Magic: The Gathering events ingested from magic.gg and related feeds. Card names, oracle text, and images are provided via Scryfall. Synergy rates show how often another card appears in the same decklist. Data is updated as new events are imported.
Data updated through May 2026 · Last decklist seen: Arena Championship 12, May 23, 2026
