In the 1980s, mixed tag team matches began to take place, with a male and female on each team and a rule stating that each wrestler could only attack the opponent of the same gender. If a tag was made, <answer>the other team had to automatically switch their legal wrestler as well</answer>. Despite these restrictions, many mixed tag matches do feature some physical interaction between participants of different genders. For example, a heel may take a cheap shot at the female wrestler of the opposing team to draw a negative crowd reaction. In lucha libre, cheap-shots and male-female attacks are not uncommon.
What happened when a tag was made? 
the other team had to automatically switch their legal wrestler as well