Whether it be pleasing or offensive to Christ,
to attend mass in communion with Bergoglio?
Here are the sources, which I cite during this program:
The infallible Bull of Pope Boniface VIII, Unam Sanctam.
The Summa Theologica of Saint Thomas Aquinas, Pars III, Q. 82, Article 9
The Code of Canon Law, promulgated by Pope John Paul II, in 1983: canons 209, 754, 332 §2, 1364.