The evil master of disguise, Zartan has had several iterations in different G.I. Joe series:
- Zartan (RAH) - the original Dreadnok version who appeared in the A Real American Hero series.
- Zartan (Sigma 6) - the loyal Cobra lackey in the Sigma 6 series.
- Zartan (Resolute) - the remorseless version who appeared in G.I. Joe: Resolute.
- Zartan (Movie) - the incarnation of the character in the live-action film.
- Zartan (IDW) - the unlucky Cobra agent from IDW's continuity.
- Zartan (Renegades) - the biker thug in the Renegades series.