Full offensive kill potential.
Burst damage and target access
Hitting a champion with 3 separate attacks or abilities in 2s deals bonus adaptive damage.
Gain a burst of Lethality and Magic Penetration after using a dash, leap, blink, teleport, or on leaving stealth.
Collect eyeballs for champion and ward takedowns. Gain permanent AD or AP, Adaptive for each eyeball plus bonus upon collection completion.
Unique champion takedowns grant permanent out of combat MS.
Takedowns restore health and grant bonus gold.
Deal 7% more damage to low health champions. Gain AD/AP after kills or assists.
Jarvan makes excellent use of Electrocute in all scenarios as his [W] count as a hit ability, so a basic combo at level 3 procs it.
Both Jarvan's [E] + [Q] combo and [R] proc the bonus lethality for more kill potential.
Placing pinks and clearing wards is key to any successful Jungler, so why not earn some AD in the process?
Getting around the map to join fights and match roams is important as any Jungler.
The bonus healing from Triumph allows you to dive the backline for the quick assassination kill and survive with enough health to get out.
Coup De Grace allows you to gank early and snowball a lead by picking up explosive kills, especially in the mid and bot lanes.