In the animated movie Justice League: Doom, we come to know about a contingency plan The Batman has in place for each member of the Justice League; if and whenever anyone of them go "Rogue".
But the real question that arises is, Why does Batma...
So that's your basis? Cowriting an issue with the main writer?
None of those people write Batman Rebirth. Tom King writes Batman Rebirth.
Snyder was on New 52 Batman and (I think) Rebirth All Star Batman.