Plant the flag, then immediately use Q to dash towards the flag and knock up all enemies in your path. A fundamental combo.
Jarvan IV Wild Rift Expert Guide
§ 07b — Advanced MechanicsJarvan IV: combos & tips Wild Rift
Knock-up with E+Q, W for the AoE slow, auto-attack, then R to trap the priority target.
E+Q knock-up, Flash to reposition, R on the isolated target.
Approach from the flank, E+Q knock-up, W slow to allow an ally to follow up.
FAQ
How should I play Jarvan IV in Wild Rift?
Jarvan IV is generally played as Jungle. The first objective is to clear to priority, gank level 3, ward pixel/entry. Its biggest edge comes from reliable long-range engagement and wombo setup.
When is Jarvan IV strongest?
Jarvan IV takes over in mid game: herald/drake, pick on fog with flash-r.
How do I punish Jarvan IV?
Jarvan IV can be punished when mediocre duel vs. pure bruisers/duellists. A practical answer listed here is: Buy anti-heal early if your team has sustain (Bramble/Exec).