Post 
- Player
- PunishingWaterfalls
- Finish
- #21 of 32
- Event
- Legacy Challenge,
- Archetype
- Post
- Format
- Legacy
- MTGO
- Paper
- Source
- MTGO
Main deck (60)
Creatures (11)
Planeswalkers (4)
Artifacts (20)
Lands (25)
Sideboard (15)
Main deck (60)
Creatures (11)
Planeswalkers (4)
Artifacts (20)
- 2 Basalt Monolith
- 4 Chalice of the Void
- 2 Forsaken Monument
- 4 Grim Monolith
- 1 Manifold Key
- 1 Mazemind Tome
- 3 Sorcerous Spyglass
- 3 Sphere of Resistance
Lands (25)
Sideboard (15)
Compared with the average Post list
Average of 164 decks in the 90 days up to June 6, 2021, the day of this tournament.
Main deck
More than usual
- +3 Sphere of Resistance (3 vs 0.2)
- +3 Karn, the Great Creator (4 vs 1.3)
- +3 Grim Monolith (4 vs 1.5)
- +2 Thought-Knot Seer (4 vs 1.5)
- +2 Chalice of the Void (4 vs 1.7)
- +2 Walking Ballista (3 vs 0.8)
- +2 Ancient Tomb (4 vs 1.9)
- +2 Sorcerous Spyglass (3 vs 1.0)
Fewer than usual
- -3 Forest (0 vs 3.3)
- -2 Once Upon a Time (0 vs 2.2)
- -2 Pithing Needle (0 vs 2.0)
- -2 Elvish Reclaimer (0 vs 1.9)
- -2 Expedition Map (0 vs 1.8)
- -2 Primeval Titan (0 vs 1.6)
- -2 Green Sun's Zenith (0 vs 1.5)
- -1 Crop Rotation (0 vs 1.3)
Sideboard
More than usual
- +3 Leyline of the Void (4 vs 1.5)
- +2 Spatial Contortion (3 vs 0.8)
Fewer than usual
- -1 Mindbreak Trap (0 vs 1.4)
- -1 Force of Vigor (0 vs 1.3)
- -1 Carpet of Flowers (0 vs 1.2)
Most unusual list in this period: PunishingWaterfalls in Legacy Challenge (37 cards away from the average)
Combos in this deck
3 combos from Commander Spellbook with every card in this list, the most popular first.