You cannot be excommunicated for simply visiting another non-Catholic Church. However, you could excommunicate yourself if you go to a non-Catholic service rather than Sunday mass or were you to receive communion in a non-Catholic Church.
No, he was excommunicated from the Lutheran Church.
Madonna has never been formally excommunicated. She is simply a lapsed Catholic who is not in good standing with the Catholic church.
Excommunicated
William Tyndale did not reform the Catholic Church, he left it and was excommunicated as a heretic.
She was Protestant
No, instead he was excommunicated as a heretic.
They were excommunicated
In the past twenty centuries, more than one group has been excommunicated from the Catholic Church (there is no "Roman" Catholic Church, that is a slur invented in England after the protestant revolt). You would have to specify a time period to get a more precise answer.
.Catholic AnswerThe Lutheran Ecclesial Community did not "break away" from the Catholic Church. It was founded by Martin Luther, a heretic who left the Catholic Church in the sixteenth century and was excommunicated.
As far as the Catholic Church goes, a person would likely be excommunicated. In reality, a person cannot sell their soul.
Martin Luther was excommunicated from the Catholic Church due to his Ninety-Five Theses, which he posted on the door of the Castle Church in Wittenberg, Germany, in 1517. In these theses, Luther criticized the selling of indulgences by the Catholic Church, questioning its authority and practices. This led to a chain reaction of events that ultimately resulted in Luther's excommunication in 1521.