MacroMind matchup data: real ranked games, not opinions

Senna vs Sion

How often does Senna beat Sion in Support?

Senna into Sion in Support: 60% observed win rate across 83 ranked games.

Global ranked sample: games from every region and every rank pooled together, not one server's stats. Data runs through patch 26.12; curves updated 2026-08-07.

By 15 minutes the median game has Senna behind by 175 gold.

Senna at 15:00

Typical gap to Sion, from 81 games that reached 15:00.

Does Senna counter Sion?

No counter here: Senna sits at 60% over 83 games. The swing lives in the spots below, so play the side you know better and chase the row that moves the number the most in this lane, then hold that lead through the first back.

Beating Sion: the Senna game plan

Someone usually dies here around 3:21 in the median game, and level 6 lands near 8:40. Until your spike is online, respect the all-in.

Senna's Support build, with receipts

The most-finished Senna core is Black Cleaver, Statikk Shiv, Rapid Firecannon: 56.8% across 2,480 games when all three got done. All matchups, patches 26.1-26.12.

Most games start Health Potion + Health Potion; the first finished item is usually Black Cleaver (23,022 games).

Skill plan: Senna players max Q first and take Q at level 1.

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