I mean even the Aether arc itself was only 5-6 eps if I remember right. (If you don't count the filler inbetween)in-between.
The writers haven't had a villain team arc stretched through a series since Team Galactic. They now do it all at once at the very end of a series like Team Flare or in the first year of the series.
The writers haven't had a villain team arc stretched through a series since Team Galactic. They now do it all at once at the very end of a series like Team Flare or in the first year of the series.