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A data-driven breakdown of Sion Mid for patch 16.11: the most-played and highest-win-rate builds and runes, the matchups that beat Sion, synergy partners, and how Sion closes games — all from ranked Emerald+ data.
Sion is an engage tank in the mid, and on patch 16.11 they grade out as a strong pick — a 53.7% win rate, 0.9% pick rate, 10,401 ranked games sampled. On the power curve, Sion holds a fairly even power curve, staying relevant at every stage rather than relying on a single timing.
How Sion wins: winning the wave and turning push priority into map control, and landing engage and starting fights on Sion's terms. The kit grades 8/10 waveclear, 7/10 engage, 7/10 teamfighting. Sion's soft spots are disengage and mobility (3/10, 2/10) — avoid fights that hinge on them.
The most-played core build is Hollow Radiance, Unending Despair, Thornmail, which holds a 52.5% win rate across 453 games this patch. The build above re-optimizes once you lock in the enemy composition.
The matchup to respect is Katarina, where Sion sits at just 40.4%, the lane swings the other way into Shaco (60.8%), and on the team side, Sion gains the most from a Vayne (+8.4% pair win rate).
The build Sion Mid players run most on patch 16.11, shown with its live win rate. Choose the enemy team up top to tailor it to the comp you are facing.
The picks Sion Mid struggles into most this patch, sorted by your in-matchup win rate. These are your priority bans.
Who Sion Mid wants on the team: partners with the biggest positive swing on Sion's win rate this patch.
Best Top partners for Sion
Best Jungle partners for Sion
Best ADC partners for SionSion is also played in these other roles this patch.
Drafting a whole team? The Team Builder coaches all 10 picks at once. Want Sion's current standing? Open the Tier List.
