In response to why the hospital and police station still had lights on and functioning elevators in the previous issue, Kirkman states, "Places like police stations and hospitals would have back up generators and I'm thinking for the most part that power would remain available until something went wrong."
Kirkman establishes that he is never going to provide a rational explanation for how the outbreak occurs. He thinks any explanation would disrupt the normalness, and border "science fiction". He is more interested in what happens post-outbreak than what had happened leading up to it.
Kirkman confirms the rule that everyone has the same infection (of unknown origin) that causes zombies. Unless your brain is damaged, however way someone dies, they end up a zombie. A zombie bite kills due to infection or blood loss, not because of the zombie virus.
Robert Kirkman states that he is sorry to see Tyreese die but he has planned his death almost since his introduction. He asks readers not to "flip out" saying that there is a future for the series without him.
Kirkman originally had intended Lori and Judith's death in #47, not this one. He writes this, however, makes the "twist" with Alice possible, but also equates to most of the deaths in this arc taking place in this issue, which had not been Kirkman's plan.
Kirkman also writes he is not officially saying all the Woodbury survivors were killed, but "the prison is dead to me. I've moved on and so have the characters."
Kirkman and Sean discussed that the war, up to this point, had been about a week and a few days, with #115 and #116 being one day. #118 being approximately a week, with all the quick, smaller attacks on the outposts. And then #119 and #120 being another day.
Robert Kirkman implies the timeskip length was supposed to be a secret (regarding Sean revealing it in the previous column). He also reveals that he planned to keep both Rick and Negan alive since the beginning.
It is explained by Kirkman (regarding Magna not finding any survivors during seven months on the road) that anyone who made it that far into the apocalypse, most likely did so by forming community of survivors who are far away from each other and hard to stumble upon during seven months of traveling.
Kirkman explains in the letters that he prefers comic covers that are "striking" and "a surprise" rather than having an accurate cover or one that reflects what is happening in a particular issue. This explains why so many issue covers do not contain anything in the story or are misleading.
Kirkman jokingly says that each time a reader asks about Michonne, he pushes her reappearance or death confirmation back by two issues. It is also mentioned that issues without Rick might become a trend from now on.
It is revealed that The Kingdom and The Saviors had more casualties than any other faction during the war.
It is revealed that Negan was a used cars salesman before the apocalypse. Robert Kirkman alludes to the possibility of releasing a set of maps of the comic series, showing faction territories and other things.
It is suggested that the horde of walkers seen at the end of this issue could be the largest the communities have ever faced.
Robert Kirkman says he loves 16-panel grid comics and that he had used this format for The Irredeemable Ant-Man and random issues of Invincible.
Sean Mankiewicz promises that everyone featured in the last page will have drastically different lives by the end of the volume. This includes Rick, Carl, Andrea, Maggie, Michonne, Eugene, Gabriel, Aaron, Jesus, Dwight, Negan, Magna, Hershel, Dante, Lydia, Laura and William.
Kirkman says that something that hasn't happened in a long time will happen in the next issue.
He also briefly explains how we plans issues: Has as some ideas for 50 to 100 issues out, and then knows exactly what happens for the next 25 issues out. Example he used he knows all the details up until Issue 178.
It is explained that some characters are aware of what happened in the past, such as Andrea knowing Carl killed Ben and gives a glimpse into what to expect in future issues. Such as Eugene finding out who got Rosita pregnant, that Maggie will find out that Negan is allowed to run free, and Eugene's connections to Stephanie will be revealed.
Robert Kirkman also claims that he thinks that Rick's physical limitations make him a better character.
Kirkman says Magna was originally not planned as a lesbian and admits he changed this due to the series not featuring a lesbian couple. He also states he knows exactly what's going to happen in Issue 200.
Robert Kirkman confirms that there is only 1.6 million people still alive in the world. There are vast dead zones and Montana only has a population of ten people. He later rectified this, saying it was a joke.
Sean Mackiewicz says that there will be no snow in the following issue.
Robert Kirkman reveals that Magna was a leader of a community before she arrived to Alexandria, and cites this as the reason she was left in charge in Rick's absence instead of Heath, and also Health doesn't want such responsibilities.
Robert Kirkman confirmed again that Negan isn't dead.
In regards to a question about the technique and difficulty about stabbing zombies in the head, Kirkman stated that everyone that is alive (most of them anyways) have become experts at stabbing walkers.