[s3e35] Usagi Yojimbo -

While there isn't an Episode 35 starring him, this season established the lifelong "crossover friendship" between the rabbit ronin and the turtles.

: A masked killer is on a rampage, having already murdered three bounty hunters. [S3E35] Usagi Yojimbo

If you are thinking of animated appearances, Usagi’s most famous "Season 3" debut was in the cartoon. While there isn't an Episode 35 starring him,

In the Dark Horse series (Volume 3), features a suspenseful chapter titled "Mystery of the Devil Mask" . In the Dark Horse series (Volume 3), features

: It features a deadly ninja duel where the character Chizu faces off against Kagemaru and Kimi.

In the collected trade paperbacks, is a pivotal entry that returns Usagi to his roots.

: Usagi is close to unmasking the villain, but he doesn't realize he is already the killer's next intended victim. Usagi Yojimbo: 35 Years of Covers