Parts 1,2,3 and 4 are the Before and After when TimeWarner change it to WarnerMedia and finally Warner Bros Discovery. Parts 1,2,3 and 4 shows the Evolution of the Warner Bros Pictures shield logo change it from bronze to gold to canary yellow (just like Tweety Bird) and finally used the blue background from the original shield as the new official blue shield logo. So, next year, Warner Bros Studios will be celebrating their 100th anniversary of storytelling.
Earth 19 at 0:46 is my favorite earth I feel so bad for swamp thing especially after they canceled his show which still pisses me off to this day he is sitting there wondering if his show will get picked up for a second season.