The best champs out of lane to counter 诡术妖姬 include 祖安花火, 探险家, and 麦林炮手. These are all good at countering 诡术妖姬 with high win rates over 59%. Even if these 诡术妖姬 counter picks are not taken in the same position as you, it's not a good idea to choose her into any of these matchups. They will usually crush 诡术妖姬.
Yet, if the opposite team brings either 迅捷斥候 or 扭曲树精, you should strongly think about taking her, as she easily wins against these champions with win rates over 50% against each ofthem.