
Your win rate on Holliday is only 39% against an average of 49% (23 matches). This is an observation from your matches, not a verdict.
You win 32% of short matches (under 30 min) and 51% of long ones (40+ min).
When you die fewer than 6 times your win rate is 65%; more — 37%.

With Duration Extender your win rate is 68% against an average of 49% (28 matches).
compared with the average player on the same heroes; the middle ring is average