Brinley Isla Polkoski
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3 GoldIBJJF 2 · GRAPPLING-X 1Premier
Fighter Intelligence
25 TournamentsGet notified when Brinley Isla Polkoski's rankings update
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DVIWin Quality
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BALANCEDSegment Analysis
Femaleyellow BeltAges 12-135,468 Fighters35 matches of tournament experience at yellow belt. Every rep builds the foundation.
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| # | Name | JITS | Academy | Record |
|---|---|---|---|---|
| 1 | Alexandria Kanis | 6,662 | 10th Planet Las Vegas | 33-10 |
| 2 | Herra Rose the Last Dragon | 5,674 | Alpha Miami Grappling | 32-6 |
| 3 | Lyla Adams | 4,650 | Edsonsisters | 61-24 |
| 4 | Morgan Nelson | 3,844 | Smiley Academy | 30-27 |
| 5 | Brinley Polkoski | 1,115 | Starkiller Grappling | 10-33 |
| # | Name | JITS | Academy | Record |
|---|---|---|---|---|
| 1 | Herra Rose the Last Dragon | 5,674 | Alpha Miami Grappling | 32-6 |
| 2 | Lyla Adams | 4,650 | Edsonsisters | 61-24 |
| 3 | Morgan Nelson | 3,844 | Smiley Academy | 30-27 |
| 4 | Nari Ouy | 1,551 | 10th Planet Freaks | 10-20 |
| 5 | Brinley Polkoski | 1,115 | Starkiller Grappling | 10-33 |
Fighter History
| Result | Fighter | JITS | Video |
|---|---|---|---|
| L | 7374-10 | ||
| L | 2906-150 | ||
| L | 2906-120 | ||
| L | 3551-60 | ||
| L | 3551-60 | ||
| L | 4650-70 | ||
| L | 6662-80 | ||
| L | 4650-60 | ||
| L | 3844-120 | ||
| W | 2626- |
From Starkiller Grappling
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About
Brinley Isla Polkoski is a Yellow belt from Starkiller Grappling in Tempe, AZ competing across 14 tournaments with 3 gold medals, 8 silver medals, and 2 bronze medals. Her 50% submission rate ranks in the top 72% of Yellow belts, sitting just 2 points below the 52% belt average. At a JITS rating of 1118 and global percentile of 32nd, Polkoski competes in the Beginner tier with a 21% gold medal rate that exceeds the belt average of 40%.
Polkoski secured 2 competitive wins against higher-rated opponents, including an upset victory over Emily Galindo—a 1568-point rating gap. Her development velocity index registers at -84.0 points per month, placing her in the 12th percentile DVI for her cohort. She actively competes across ADCC, JJWL, and NAGA organizations, with 17 gi matches (1365 rating) outpacing her 15 no-gi matches (1075 rating), indicating stronger technical execution in the gi format.