St. Sebastian has never ceased to amaze his devotees from all over the world who seek his help at Arthunkal. He is an assured source of comfort for the afflicted and perfect model for witnessing Christ. As a result of his miraculous intervention in every realms of the lives of the devotees, the Basilica used to be flooded with people on Thursdays, the day of Novena. And the thanksgiving letters of those who received his blessings give testimony to the mirabelli dei through St. Sebastian.