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UG Madness — Premodern metagame & decklists | CastHaven
Premodern archetype
UG Madness
Meta share · 30d
2.2%
n=819 decks
Top 8s · 30d
1
finishes of 8th or better
Best finish
6th
Premodern Challenge 32, Jun 16, 2026
Power Index
How power scores work →
Results-only · last 90 days
Power Score
B
12.6
Rank
#18
of 18
—
No change
Popularity
1.4%
36 entries
Pilot strength
77.8%
94.4% ranked
Win rate
51.8%
n=141 games
Current top-performing list
UG Madness — 6th place
Premodern Challenge 32 · Jun 16, 2026 · Pallocchia314
via mtgo.com
Premodern
Creatures · 14
4
Basking Rootwalla
4
Mogg Fanatic
3
Grim Lavamancer
3
Wild Mongrel
Core vs. flex
Staples
In ≥90% of lists (modal quantity shown) · mainboard · last 30 days · n=18 lists
Insufficient data (n=18)
We don’t show percentages below the sample threshold. Check back as more events report.
Data as of Jul 4, 2026 · MTGO + paper
casthaven.com
Flex slots
Inclusion rate · mainboard · last 30 days · n=18 lists · top 12 of 56
Insufficient data (n=18)
We don’t show percentages below the sample threshold. Check back as more events report.
Data as of Jul 4, 2026 · MTGO + paper
casthaven.com
Past top performers
Date
Event
Finish
Player
Compare
Jun 16, 2026
Premodern Challenge 32
6th
Pallocchia314
+
Add to compare
Premodern Challenge 32
▼
Jun 16, 2026 · Pallocchia314
Finish
6th
+
Add to compare
Top 8 finishes · last 30 days · rows expand to the full copyable list.
Trends
UG Madness adoption
% of classified Premodern decks · weekly · n=3,858
View as table
Data as of Jul 4, 2026 · MTGO + paper
casthaven.com
Instants · 10
4
Lightning Bolt
3
Fire // Ice
3
Naturalize
Sorceries · 4
4
Call of the Herd
Enchantments · 8
3
Seal of Fire
3
Sylvan Library
2
Rancor
Lands · 24
4
Karplusan Forest
4
Treetop Village
4
Wasteland
4
Wooded Foothills
3
Mountain
2
Bloodstained Mire
2
City of Brass
1
Forest
Sideboard · 15
4
Tranquil Domain
3
Pyroblast
3
Simoon
2
Red Elemental Blast
2
Tormod's Crypt
1
Naturalize
Rotated out
Call of the Herd
last seen Jul 3, 2026 · in lists since Dec 25, 2025 · avg 3.2× per list
Ravenous Baloth
last seen Jul 3, 2026 · in lists since Jan 2, 2026 · avg 2.3× per list
Sylvan Library
last seen Jul 3, 2026 · in lists since Jan 2, 2026 · avg 2× per list
Tranquil Domain
last seen Jul 3, 2026 · in lists since Dec 30, 2025 · avg 2.1× per list
Deep Analysis
last seen Jun 26, 2026 · in lists since Dec 18, 2025 · avg 2.2× per list
Prismatic Strands
last seen Jun 26, 2026 · in lists since Dec 25, 2025 · avg 1.9× per list
Ray of Revelation
last seen Jun 26, 2026 · in lists since Dec 25, 2025 · avg 1.7× per list
Recoup
last seen Jun 26, 2026 · in lists since Feb 7, 2026 · avg 1.3× per list
Cards this deck used to play, from the archetype’s full card-pool history — when they were last seen and how many copies lists ran.
1%
▼ 0.4 pts since Dec 15
Dec 15
Jun 29
Finish distribution
Final standings finishes · last 30 days · n=13 decks
View as table
1st
0
2nd
0
Top 4
0
Top 8
1
Other
12
Data as of Jul 4, 2026 · MTGO + paper
casthaven.com