![](https://image.tmdb.org/t/p/original/5qBkmPrTcyCDJLoTxd27fQh5oQw.jpg)
![](https://image.tmdb.org/t/p/w342/3YwHFs4Z8fjKUQEkGTphp91z8jw.jpg)
Eternum
A demented psychiatrist lures the ninjas to an asylum to test his theory that he has the power to turn good into evil. While investigating, Amanda meets Checkmate again, who in the end of the episode escapes with a message to the Supah Ninjas, "Game On Ninjas!"
![](https://image.tmdb.org/t/p/w300/5qBkmPrTcyCDJLoTxd27fQh5oQw.jpg)
![](https://image.tmdb.org/t/p/w300/xsJ0kuTsY2rEgzWJzQQRxz3TxX5.jpg)
![](https://image.tmdb.org/t/p/w300/5i6GsdFtNPYMAgdJbA24xOhekNm.jpg)
![](https://image.tmdb.org/t/p/w300/cbU2fCZBY7G6oZ0GCJbplAUMwHH.jpg)
Other episodes for this season
![Pilot](https://image.tmdb.org/t/p/w300/5qBkmPrTcyCDJLoTxd27fQh5oQw.jpg)
![Katara](https://image.tmdb.org/t/p/w300/5qBkmPrTcyCDJLoTxd27fQh5oQw.jpg)
![Two Ton Harley](https://image.tmdb.org/t/p/w300/5qBkmPrTcyCDJLoTxd27fQh5oQw.jpg)
![Checkmate](https://image.tmdb.org/t/p/w300/5qBkmPrTcyCDJLoTxd27fQh5oQw.jpg)
![Subsiders](https://image.tmdb.org/t/p/w300/5qBkmPrTcyCDJLoTxd27fQh5oQw.jpg)
![Mr. Bradford](https://image.tmdb.org/t/p/w300/5qBkmPrTcyCDJLoTxd27fQh5oQw.jpg)
![Komodo](https://image.tmdb.org/t/p/w300/5qBkmPrTcyCDJLoTxd27fQh5oQw.jpg)
![Jelly Face](https://image.tmdb.org/t/p/w300/5qBkmPrTcyCDJLoTxd27fQh5oQw.jpg)
![Dollhouse](https://image.tmdb.org/t/p/w300/5qBkmPrTcyCDJLoTxd27fQh5oQw.jpg)
![X](https://image.tmdb.org/t/p/w300/5qBkmPrTcyCDJLoTxd27fQh5oQw.jpg)
![Kickbutt](https://image.tmdb.org/t/p/w300/5qBkmPrTcyCDJLoTxd27fQh5oQw.jpg)
![The Magnificent](https://image.tmdb.org/t/p/w300/5qBkmPrTcyCDJLoTxd27fQh5oQw.jpg)
![Morningstar Academy](https://image.tmdb.org/t/p/w300/5qBkmPrTcyCDJLoTxd27fQh5oQw.jpg)
![DJ Elephant Head](https://image.tmdb.org/t/p/w300/5qBkmPrTcyCDJLoTxd27fQh5oQw.jpg)
![Snakeskin](https://image.tmdb.org/t/p/w300/5qBkmPrTcyCDJLoTxd27fQh5oQw.jpg)
![Eternum](https://image.tmdb.org/t/p/w300/5qBkmPrTcyCDJLoTxd27fQh5oQw.jpg)
![Ishina 1](https://image.tmdb.org/t/p/w300/5qBkmPrTcyCDJLoTxd27fQh5oQw.jpg)
![Ishina 2](https://image.tmdb.org/t/p/w300/5qBkmPrTcyCDJLoTxd27fQh5oQw.jpg)
![Quake](https://image.tmdb.org/t/p/w300/5qBkmPrTcyCDJLoTxd27fQh5oQw.jpg)
![Mechanov](https://image.tmdb.org/t/p/w300/5qBkmPrTcyCDJLoTxd27fQh5oQw.jpg)
![Detention](https://image.tmdb.org/t/p/w300/5qBkmPrTcyCDJLoTxd27fQh5oQw.jpg)
![Skeleton Crew](https://image.tmdb.org/t/p/w300/5qBkmPrTcyCDJLoTxd27fQh5oQw.jpg)
![Limelight](https://image.tmdb.org/t/p/w300/5qBkmPrTcyCDJLoTxd27fQh5oQw.jpg)
![Frostbite](https://image.tmdb.org/t/p/w300/5qBkmPrTcyCDJLoTxd27fQh5oQw.jpg)
![Ninja Intervention](https://image.tmdb.org/t/p/w300/5qBkmPrTcyCDJLoTxd27fQh5oQw.jpg)
![Cousin Connor](https://image.tmdb.org/t/p/w300/5qBkmPrTcyCDJLoTxd27fQh5oQw.jpg)