The 38 episode of TCW chronology.
As the Republic hunts for Grievous, Captain Rex sustains injuries and is forced to recover at a local farm--where he makes a startling discovery.
The 123 episode of TCW cartoon chronology.
This was one of four episode reels that was ultimately never fully finished for the revival (as of this upload).
The Jedi investigate further on Utapau, leading to a startling discovery of arms dealers--and their prize.
The 105 episode of TCW cartoon chronology.
Darth Maul's success on Mandalore becomes short-lived thanks to Obi-Wan Kenobi--and Darth Sidious.
As of note, this episode was dedicated to Ian Abercrombie (who voiced Palpatine/Sidious for most of the cartoon).
Darth Maul's fate gets clarified in the "Son of Dathomir" comics, which bridges the gap slightly between this episode and the series finale regarding the Siege of Mandalore.
The 100 episode of TCW cartoon chronology.
D-Squad ends up encountering an unexpected face--CC-5576-39, aka Gregor.
Gregor eventually reappears in the Rebels cartoon-but how exactly he got there still hasnt' been quite explained as of this upload.
Gregor's helmet markings an homage to the hash-marks Boston Bruins goaltender Gerry Cheevers stenciled on his mask. Likewise, Gregor references the Republic Commando game series (via his armor POV helmet, etc).
The 60 episode of TCW cartoon chronology.
A mysterious signal is intercepted by the Jedi. Anakin Skywalker, Obi-Wan Kenobi, and Ahsoka Tano are sent to investigate. What they find is truly alien.
The 54 episode of TCW cartoon chronology.
There are factions of senators--Republic and Separatist alike--that are striving for peace. Naturally, the higher parties involved want to prevent a peace breakout.
This episode marks a significant timeskip/change, because Ahsoka Tano has a new outfit and now dual wields lightsabers.