Seismic Swans 
Seismic Swans Penny Dreadful decklist played by catculator at The Penny Dreadful 500 (Season 40) (17 Jan 2026).
- Player
- catculator
- Finish
- #21 of 45, 4-3
- Archetype
- Seismic Swans
- Format
- Penny Dreadful
- MTGO
- Paper
- Source
- Penny Dreadful
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Main deck (60)
Creatures (4)
Instants (2)
Sorceries (9)
Enchantments (4)
Lands (41)
Sideboard (15)
Compared with the average Seismic Swans list
Average of 10 decks in the 30 days up to Jan. 17, 2026, the day of this tournament.
Main deck
More than usual
- +3 Shivan Reef (4 vs 1.2)
- +3 Sulfurous Springs (4 vs 1.2)
- +2 Crumbling Necropolis (4 vs 1.6)
- +2 Graven Cairns (4 vs 2.0)
- +2 Profane Tutor (4 vs 2.4)
- +1 Treasure Hunt (2 vs 0.6)
- +1 Ad Nauseam (2 vs 0.7)
- +1 Reflecting Pool (2 vs 0.8)
Fewer than usual
- -3 Sacred Foundry (0 vs 2.8)
- -2 Dragonskull Summit (0 vs 2.3)
- -2 Canyon Slough (0 vs 2.0)
- -2 Quintorius Kand (0 vs 2.0)
- -2 Trumpeting Carnosaur (0 vs 1.8)
- -2 Vivid Crag (1 vs 2.8)
- -1 Clifftop Retreat (0 vs 1.4)
- -1 Restless Bivouac (0 vs 1.4)
Sideboard
More than usual
- +2 Unmoored Ego (3 vs 1.3)
- +1 Iroh's Demonstration (3 vs 1.6)
Fewer than usual
- -1 Nature's Ruin (0 vs 1.4)
Most unusual list in this period: Tappedkitty2 in League December 2025 (20 cards away from the average)