Hey this is Spanish Bard and I have been watching abridged series for a year now. My top 5 are
5- Sailor Moon Abridged by Megami33 and Crew
4- Avatar The Last AirBender Abriged by GanXingba
3- Dragonball Z Abridged by Team4Star
2- Yu Yu Hakusho Abriged by Lanipator
1- Yugioh Abridged by LittleKuriboh aka CardGamesFTW
honorable mention go out to
Trigun abridged by SamuariKH2
ZatchBell abridged by Borinyukami
and Naruto abridged by Vegeta3986 and MasokoX