Top Performing Decklists
| Deck | Creator | Record | Best Finish |
|---|---|---|---|
| Dimir Midrange | michele aliazzo | 13-3 | 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:
Meta Performance Analysis
Dark Betrayal ranks #208 out of approximately 5129 cards in raw efficiency (top 4%).
Game Impact Factor
Color Differential
Black average: 49.9%
Performance compared to other Black cardsBased on our comprehensive multi-metric analysis, Dark Betrayal is an exceptional card that should be considered a format staple.
Recommended number of copies: 4
Win Rate Timeline
Card Efficiency Analysis
Raw Efficiency (Win Rate/Mana)
Relative Efficiency
Performance Efficiency: 18.84 (Win rate × Top 8 rate ÷ Mana value)
At 1 mana, the average win rate in the format is 47.4%. Dark Betrayal has a win rate of 56.5%, making it 19.3% better than other 1-mana cards.
Top Performing Partners
| Card Name | Type | Deck Count | Win Rate | 1st Places |
|---|
Card Synergy Analysis
Cards that perform better with Dark Betrayal 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 |
|---|---|---|---|---|---|---|
| Ultimate Price | Instant | 2 | 5 | 63.2% | 54.1% | +9.1% |
| Whip of Erebos | Legendary Enchantment Artifact | 4 | 6 | 59.3% | 53.3% | +6.0% |
| Doom Blade | Instant | 2 | 6 | 59.3% | 54.0% | +5.3% |
| Pack Rat | Creature — Rat | 2 | 5 | 64.3% | 60.4% | +3.9% |
| Duress | Sorcery | 1 | 5 | 58.8% | 56.2% | +2.6% |
| Erebos, God of the Dead | Legendary Enchantment Creature — God | 4 | 5 | 57.9% | 55.8% | +2.0% |
| Thoughtseize | Sorcery | 1 | 6 | 56.5% | 55.1% | +1.5% |
| Nightveil Specter | Creature — Specter | 3 | 5 | 58.8% | 57.7% | +1.2% |
| Devour Flesh | Instant | 2 | 6 | 55.9% | 55.4% | +0.5% |
| Hero's Downfall | Instant | 3 | 6 | 56.5% | 56.7% | -0.2% |
Top Archetypes
| Archetype | Deck Count | % of Archetype | Win Rate |
|---|---|---|---|
| Dimir Midrange | 8 | 0.3% | 51.4% |
| Dimir Control | 2 | 2.2% | 32.5% |
| Orzhov Pixie | 1 | 0.4% | 50.0% |
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.