Abilities of Jhin
Spell skill priority is an important winning factor for Jhin. Understanding the abilities of Jhin in League of Legends is another. Below you can find all the relevant information on Jhin abilities. In order for item builds you should check the build for Jhin.
Passive: Whisper
Jhin's hand cannon, Whisper, is a precise instrument designed to deal superior damage. It fires at a fixed rate and carries only four shots. Jhin imbues the final bullet with dark magics to critically strike and deal bonus execute damage. Whenever Whisper crits, it inspires Jhin with a burst of Move Speed.
Dancing Grenade
Jhin launches a magical cartridge at an enemy. It can hit up to four targets and gains damage each time it kills.
Jhin launches a cartridge that deals totaldamage physical damage before bouncing to a nearby enemy that has not been hit yet.
The cartridge can hit a maximum of tooltipmaxtargetshit times. Enemies that die shortly after being hit increase the damage of subsequent hits by percentamponkill*100%.
Deadly Flourish
Jhin brandishes his cane, firing a single shot with incredible range. It pierces through minions and monsters, but stops on the first champion hit. If the target was recently struck by Jhin's allies, lotus traps, or damaged by Jhin, they are rooted.
Jhin fires a long range shot dealing totaldamage physical damage to the first champion hit and other enemies along the way.
If this skill strikes a champion that has been damaged by an allied champion within the last spottingduration seconds, it will Root them for rootduration seconds and grant Jhin Whisper's Move Speed.
Captive Audience
Jhin places an invisible lotus trap that blooms when walked over. It slows nearby enemies before dealing damage with an explosion of serrated petals. Beauty in Death - When Jhin kills an enemy champion, a lotus trap will bloom near their corpse.
trapduration minutes that creates a zone that Slows by trapslowamount*100% when stepped on by an enemy. After trapdetonationtime seconds, the trap detonates, dealing totaldamage magic damage.
This ability has 2 charges (ammorechargeratetooltip second refresh).
Curtain Call
Jhin channels, transforming Whisper into a shoulder-mounted mega-cannon. It is able to fire 4 super shots at extreme range that pierce through minions and monsters, but stop on the first champion impacted. Whisper cripples enemies hit, which slows them and deals execute damage. The 4th shot is perfectly crafted, epically powerful, and guaranteed to critically strike.
Jhin sets up and channels, enabling him to fire 4 super shots, each dealing between damagecalc and maxincreasecalc physical damage to the first champion hit based on their percentage missing health and Slowing them by slowpercent*100% for slowduration seconds. The fourth shot critically strikes for fourthshotmultiplier*100% damage.
FAQ on Jhin
What do you max first on Jhin?
Most Jhin pros max out 
Dancing Grenade first.