Mono Blue Librarians 
Mono Blue Librarians Penny Dreadful decklist played by somedudemarc at Penny Dreadful Sundays 39.03 (19 Oct 2025).
- Player
- somedudemarc
- Finish
- #12 of 16, 1-3
- Archetype
- Mono Blue Librarians
- Format
- Penny Dreadful
- MTGO
- Paper
- Source
- Penny Dreadful
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Main deck (60)
Creatures (12)
- 4 Academy Loremaster
- 3 Baral, Chief of Compliance
- 2 Horned Loch-Whale // Lagoon Breach
- 3 Torrential Gearhulk
Instants (19)
- 4 Archmage's Charm
- 4 Cryptic Command
- 4 Deduce
- 2 Forbid
- 1 Negate
- 4 Out of Air
Enchantments (4)
Lands (25)
- 23 Island
- 2 Lonely Sandbar
Sideboard (15)
Compared with the average Mono Blue Librarians list
Average of 3 decks in the 30 days up to Oct. 19, 2025, the day of this tournament.
Main deck
More than usual
- +3 Deduce (4 vs 1.3)
- +3 Out of Air (4 vs 1.3)
- +3 Shark Typhoon (4 vs 1.3)
- +2 Baral, Chief of Compliance (3 vs 1.0)
- +2 Torrential Gearhulk (3 vs 1.0)
- +1 Archmage's Charm (4 vs 2.7)
- +1 Cryptic Command (4 vs 2.7)
- +1 Forbid (2 vs 0.7)
Fewer than usual
- -3 Stoic Sphinx (0 vs 2.7)
- -2 Malcolm, Alluring Scoundrel (0 vs 2.3)
- -2 Vedalken Shackles (0 vs 2.0)
- -2 Repeal (0 vs 1.7)
- -1 Faerie Vandal (0 vs 1.3)
- -1 Memory Lapse (0 vs 1.3)
- -1 Disallow (0 vs 1.0)
- -1 Mana Leak (0 vs 1.0)
Sideboard
More than usual
- +2 Disallow (3 vs 1.0)
- +2 Malcolm, Alluring Scoundrel (3 vs 1.0)
- +2 Negate (3 vs 1.3)
- +1 Amphibian Downpour (2 vs 0.7)
- +1 Horned Loch-Whale (2 vs 0.7)
Fewer than usual
- -2 Pithing Needle (0 vs 1.7)
- -2 Ratchet Bomb (0 vs 1.7)
- -1 Winter Moon (0 vs 1.3)
- -1 Engulf the Shore (0 vs 1.0)
This is the most unusual list of the archetype in this period: 17 cards away from the average.