Top Performing Decklists
| Deck | Creator | Record | Best Finish |
|---|---|---|---|
| Mono Black Demons | platinum-mythic rank player | 6-0 | 1st in Traditional Standard Ranked Decklists: April 14, 2025 |
| Golgari Obliterator | platinum-mythic rank player | 6-0 | 1st in Traditional Standard Ranked Decklists: April 14, 2025 |
| Orzhov Pixie | sam_lewin | 7-2 | None |
| Golgari Midrange | pnutz47 | 6-2 | None |
| Golgari Midrange | dr4ken | 6-2 | None |
| Orzhov Pixie | stickywicket | 6-2 | None |
Performance Stats (Last 14 Days)
Win Rate Impact
Top Table Win Rate
Meta Trend
Sample Size
Tournament Results
Average Copies
Archetypes Using This Card:
4 Color Omniscience , 5 Color Battles , Abzan Midrange , Abzan Pixie , Dimir Bounce , Dimir Cauldron , Dimir Demons , Dimir Midrange , Dimir Reanimator , Dimir Tempo
Meta Performance Analysis
Unholy Annex/Ritual Chamber ranks #407 out of approximately 413 cards in raw efficiency (top 99%).
Game Impact Factor
Color Differential
Black average: 74.4%
Performance compared to other Black cardsBased on our comprehensive multi-metric analysis, Unholy Annex/Ritual Chamber is an underperforming card in the current meta.
Recommended number of copies: 1
Win Rate Timeline
Card Efficiency Analysis
Raw Efficiency (Win Rate/Mana)
Relative Efficiency
Performance Efficiency: 7.00 (Win rate × Top 8 rate ÷ Mana value)
At 8 mana, the average win rate in the format is 80.8%. Unholy Annex/Ritual Chamber has a win rate of 76.2%, making it 5.6% worse than other 8-mana cards.
Top Performing Partners
| Card Name | Type | Deck Count | Win Rate | 1st Places |
|---|---|---|---|---|
| Vinereap Mentor | Creature — Squirrel Druid | 5 | 89.3% | 3 |
| Wilt-Leaf Liege | Creature — Elf Knight | 7 | 73.3% | 1 |
| Breach the Multiverse | Sorcery | 14 | 70.2% | 9 |
| Pest Control | Sorcery | 11 | 69.2% | 2 |
| Piggy Bank | Artifact Creature — Boar Toy | 6 | 67.7% | 2 |
| Analyze the Pollen | Sorcery | 11 | 67.2% | 3 |
| Rot-Curse Rakshasa | Creature — Demon | 6 | 66.7% | 4 |
| Sunpearl Kirin | Creature — Kirin | 19 | 65.6% | 5 |
| Royal Treatment | Instant | 29 | 64.8% | 10 |
| Cathar Commando | Creature — Human Soldier | 5 | 63.3% | 0 |
Card Synergy Analysis
Cards that perform better with Unholy Annex/Ritual Chamber than they do on average. A positive synergy score indicates stronger performance together.
| Card Name | Type | Mana | Decks | Win Rate Together | Win Rate Apart | Synergy Score |
|---|---|---|---|---|---|---|
| Deadly Cover-Up | Sorcery | 5 | 7 | 100.0% | 77.6% | +22.4% |
| Rot-Curse Rakshasa | Creature — Demon | 2 | 6 | 100.0% | 80.5% | +19.5% |
| Lumbering Worldwagon | Artifact — Vehicle | 3 | 5 | 100.0% | 88.1% | +11.9% |
| The Speed Demon | Legendary Creature — Demon | 5 | 5 | 100.0% | 88.1% | +11.9% |
| Heritage Reclamation | Instant | 2 | 6 | 86.4% | 76.4% | +10.0% |
| Virtue of Persistence | Enchantment // Sorcery — Adventure | 7 | 5 | 83.3% | 73.8% | +9.5% |
| Anoint with Affliction | Instant | 2 | 24 | 83.2% | 74.2% | +9.0% |
| Gix's Command | Sorcery | 5 | 24 | 82.3% | 74.3% | +8.0% |
| The End | Instant | 4 | 11 | 84.2% | 76.7% | +7.5% |
| Harvester of Misery | Creature — Spirit | 5 | 17 | 83.8% | 76.6% | +7.2% |
Top Archetypes
| Archetype | Deck Count | % of Archetype | Win Rate |
|---|---|---|---|
| Golgari Demons | 439 | 80.5% | 46.5% |
| Golgari Midrange | 298 | 37.9% | 47.6% |
| Mono Black Demons | 96 | 97.0% | 36.7% |
| Dimir Demons | 62 | 60.8% | 49.6% |
| Orzhov Pixie | 51 | 66.2% | 53.3% |
Statistics Explanation
| Statistic | Description | Formula |
|---|---|---|
| Win Rate Impact | How much this card increases or decreases the win rate of decks that include it, compared to the average deck in the format. | (Win rate of decks with this card) - (Average win rate of all decks) |
| Top Table Win Rate | A weighted win rate that gives more significance to performance in higher tournament placements. First place finishes count for 2x, with diminishing weight down to 8th place. | ∑(wins × placement_weight) / ∑((wins + losses) × placement_weight) |
| Meta Trend | Shows if the card is performing better or worse in the most recent period compared to earlier periods. Positive values indicate improving performance. | (Win rate in recent half of time period) - (Win rate in earlier half of time period) |
| Confidence Factor | A measure of statistical reliability based on sample size. The progress bar indicates how confident we are in the statistics (with larger sample sizes providing higher confidence). | log10(Number of decks + 1) |
| Average Copies | The average number of copies of this card included in decks that use it. | ∑(Copies in each deck) / (Number of decks) |
| Card Synergy Score | Measures how well this card performs with other cards compared to their individual performance. | (Win rate together) - (Average of individual win rates) |
| Raw Efficiency | Win rate points per mana invested. Higher values indicate better returns on mana investment. | (Win rate) / (Mana value) |
| Relative Efficiency | How efficient this card is compared to the average card of the same mana value. | ((Win rate) / (Format average win rate for same mana)) / (Mana value) |
| Performance Efficiency | Combined metric that accounts for win rate, tournament success, and mana investment. | (Win rate × Top 8 placement rate) / (Mana value) |
| Game Impact Factor | A measure of how much this card affects game outcomes, based on win rate adjusted by its deviation from the format average. | Win rate × (1 + (Win rate - Format average) / 100) |
| Color Differential | How this card's win rate compares to the average win rate of other cards of the same color. | Win rate - Average win rate for same color |
All statistics are calculated using tournament data from the selected time period. Sample sizes below 10 decks may not provide statistically significant results.