The greatest champs outside of lane to counter Olaf include Sivir, Séraphine, and Kalista. These picks are all good at countering Olaf with high win rates over 62%. Even if these Olaf counter picks are not picked opposite your position, it's not a good idea to take him into these matchups. They will usually win against Olaf.
Conversely, if the opposing team picks either Jayce or Rumble, Olaf mains should strongly consider taking him, as he easily wins against these selections with win rates over 52% against both ofthem.
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