Vi & Irelia Synergy

Vi Jungle and Irelia Mid win 50.5% of 1,003 Low Elo games together, +0.9 points vs expected, 2-patch window 26.19-26.20.

Researched on LoL patch 26.20. Tips are written to hold at any rank; stats come from Low Elo ranked games up to patch 26.20.

Playing the duo

Vi's Cease and Desist(R) knocks its target airborne, giving Irelia a setup window to land Flawless Duet(E); E then marks the target for Bladesurge(Q)'s reset.

How to play as Vi

Use Cease and Desist(R) on a target Irelia can follow, then let her E stun chain your knockup and mark the target for a Q reset.

How to play as Irelia

Follow Vi's R engage by placing E across the target's approach or landing point; its stun and mark let you follow with Q.

Sources

These notes come from mobafire.com, checked against the champions' abilities.