The title for this one is pretty self-explanatory. These are the top 10 Christian/Atheist debates that I think everyone should watch.
#10 The Euthyphro Dilemma - Matt Flannagan vs Jason Thibodeau
#9 From Necessary Being to God? | Dr. Graham Oppy & Dr. Rob Koons
#8 Randal Rauser the Atheist vs. Joe Schmid the Theist (Devil's Advocate Debate)
#7 Daniel Dennett vs Alvin Plantinga Debate REMASTERED
#6 William Lane Craig v Erik Wielenberg | "God & Morality" | NC State - Feb 2018
#5 William Lane Craig vs Peter Millican: "Does God Exist?", Birmingham University, October 2011
#4 Is God Necessary for Morality? | William Lane Craig & Shelly Kagan at Columbia University
#3 William Lane Craig and Sean Carroll | "God and Cosmology" | 2014 Greer Heard Forum
#2 Russell-Copleston Debate on God's Existence (1948)
#1 Does God Exist? William Lane Craig vs. Christopher Hitchens - Full Debate [HD]
Honorable Mentions:
Craig vs. Rosenberg
Lennox vs. Dawkins
Craig vs. Law
Peoples vs. Ahmed
Arbour vs. Oppy
Rasmussen vs. Oppy
Craig vs. Tooley
Craig vs. Draper
White vs. Ehrman
Craig vs. Penrose
Craig vs. Ludemann
Miller vs. Cavin
Feser vs. Oppy
Special thanks to Joe Schmid from Majesty of Reason for giving feedback on earlier versions of the script.