Reported change in protected attempts: +0.65 percentage points versus this campaign’s matched control. Campaign-matched control.
Follow a card through the evidence
The One Ring
Included in 1 of the 10 tested lab builds. Included in Tutor & Ring.
Lab inclusion only · not tournament popularity or a causal card effect
What happened when it was seen?
Seen during simulation · not necessarily opened or cast
Experiment
Games with card seen
Attempts when seen
Protected attempts when seen
Matched-control protected rate
Tutor & Ring
418 / 2,00020.9% exposure
41 / 4189.8%
17 / 4184.1%
3.35%Same recorded keys
Ring over Endurance
50 / 20025.0% exposure
9 / 5018.0%
1 / 502.0%
6.00%Same recorded keys
Ring over Nature's Rhythm
45 / 20022.5% exposure
5 / 4511.1%
1 / 452.2%
6.67%Same recorded keys
Rates use games where the card was seen. Control numerator unavailable; association only.
Which tested builds include it?
Build
Included?
Simulated games
Whole-deck protected attempt
No
2,000
3.80%
No
2,000
3.00%
No
2,000
2.00%
No
2,000
4.10%
Yes
2,000
4.45%
No
200
4.00%
No
200
4.00%
No
200
4.00%
No
200
2.50%
No
200
4.00%
These are whole-deck outcomes from different experiments, not a pooled with-card versus without-card test.
Browse card inclusion across all ten builds
Card
Lab builds including it
In selected build
Recorded role
10 / 10
Yes
Protection & interaction
10 / 10
Yes
Lands
1 / 10
No
Mana
10 / 10
Yes
Mana
10 / 10
Yes
Lands
10 / 10
Yes
Win engines & outlets
1 / 10
No
Win engines & outlets
10 / 10
Yes
Mana
10 / 10
Yes
Mana
1 / 10
No
Mana
8 / 10
Yes
Value & utility
10 / 10
Yes
Lands
Lab vs. tournament data
These simulations are separate from tournament records. Tournament entries do not include opening hands or retained card-list snapshots, so card choices cannot be linked to tournament win rates here.