Besides fanfiction.net the only one that I can think of is DeviantART.com.
See the links below.
You can find a list of Invader Zim episodes titles at the link below .
Invader Zim was first created by Jhonen Vasquez .
Yes , Invader Zim is a classical cartoon .
Invader Zim is a male Irken. It's that pink shirt he always wears, it looks like a dress.
GIR is the robot on Invader Zim and is voiced by Rosearik Rikki Simons .
Yes, fanfiction websites like Archive of Our Own (AO3), FanFiction.Net, and Wattpad have a variety of fanfiction stories featuring Zim and Gaz from Invader Zim. Simply search for their names on these sites to find stories that feature them as main characters.
You can find a list of Invader Zim episodes titles at the link below .
Zim from the cartoon series 'Invader Zim' is an alien invader from Irken .
Invader Zim was from the planet Irk .
Invader Zim was first created by Jhonen Vasquez .
Yes , Invader Zim is a classical cartoon .
Jhonen Vasquez wrote Invader Zim.
Invader Zim is a male Irken. It's that pink shirt he always wears, it looks like a dress.
yes. you probabbly haven't ever watched invader zim if you do not know that.
Yes , Invader Zim is very amusing if you like dark humour .
GIR is the robot on Invader Zim and is voiced by Rosearik Rikki Simons .
The character of Tak debuted in the Invader Zim episode "Tak, the Hideous New Girl" .