- Win Rate
- 49.3%
- Pick Rate
- 1.7%
- Ban Rate
- 0.7%
Jarvan IV Synergies & Best Teammates
- Patch
- 26.20
- Games
- 3,450
- Lane
- All Lanes
- Tier
- All Tiers
- Last Updated
- Oct 19, 2026 UTC
- Methodology
- Data Methodology
- Author
- Dakota Chinnick
Who Jarvan IV wins with in Patch 26.20: every teammate in every role, measured against what both champions win on their own, so a strong pair is real synergy and not two strong champions.
- Best top laner
- Mordekaiser61.2% · 152 games
- Best support
- Lulu57.9% · 114 games
- Best ADC
- Ezreal53.4% · 118 games
Jarvan IV Synergies - Patch 26.20
110 teammate pairings measuredJarvan IV (Jungle) wins most with Mordekaiser as top laner (61.2%, +9.1 over expected) and Lulu as support (57.9%, +8.4). The weakest pairing is Smolder as ADC at 45.1%, 6.9 points below expected.
Best mid laners with Jarvan IV
| Teammate | Win Rate | Synergy | Games |
|---|---|---|---|
 Vex | 67.9% | +16.0 | 78 |
 Kassadin | 65.0% | +17.0 | 40 |
 Yone | 56.3% | +5.3 | 119 |
 Viktor | 56.8% | +6.3 | 88 |
 Lux | 57.3% | +5.3 | 89 |
 Ahri | 54.1% | +2.3 | 146 |
Weakest pairings
Best top laners with Jarvan IV
| Teammate | Win Rate | Synergy | Games |
|---|---|---|---|
 Renekton | 62.7% | +14.3 | 59 |
 Mordekaiser | 61.2% | +9.1 | 152 |
 Jax | 56.1% | +7.8 | 82 |
 Ornn | 56.5% | +6.5 | 69 |
 Heimerdinger | 59.1% | +9.2 | 44 |
 Teemo | 54.9% | +3.1 | 102 |
Weakest pairings
Strongest and weakest Jarvan IV pairings
- Mordekaiser · top laner
Lulu · support
Ezreal · ADC- Yone · top laner
Fizz · mid laner
Smolder · ADC
Synergy is the win rate with that teammate minus the win rate the two champions would be expected to reach together from their own win rates in their roles (log5). Lists are ranked by the low end of each synergy's 95% range, so a small sample cannot lead a list on luck alone.
Jarvan IV Team Synergy Checker
Pick your teammates
Pick your teammates to see how each one moves Jarvan IV's Jungle win rate, and an estimate for the whole team.
An estimate: it adds each pairing's measured synergy on the odds scale and assumes the pairings are independent. Real teams also depend on the enemy draft and the players.
Help us maintain accuracy! If you notice incorrect stats, missing data, or any issues, your feedback directly improves the quality of our data for the entire community.
Jarvan IV Synergies FAQ - Patch 26.20
Who is the best top laner for Jarvan IV?
Mordekaiser. Jarvan IV (Jungle) wins 61.2% of 152 ranked games with Mordekaiser as top laner, 9.1 points above what the two champions win separately. Also strong: Jax, Ornn.
Who is the best support for Jarvan IV?
Lulu. Jarvan IV (Jungle) wins 57.9% of 114 ranked games with Lulu as support, 8.4 points above what the two champions win separately. Also strong: Nautilus, Braum.
Which champions does Jarvan IV synergize with?
This patch, Jarvan IV (Jungle) gets the biggest lift from Mordekaiser (top laner, 61.2%), Lulu (support, 57.9%), Ezreal (ADC, 53.4%).
Which teammates are bad with Jarvan IV?
Jarvan IV (Jungle) does worst next to Smolder (ADC, 45.1%), Fizz (mid laner, 45.3%), Yone (top laner, 44.7%) — each below what the two champions win on their own.
How is synergy calculated?
From ranked solo and flex games this patch: the win rate when both champions are on the same team, minus the win rate expected from each champion's own win rate in its role. A positive number means the pair wins more together than their individual strength explains. Pairings need at least 40 games to be listed.