The Rell build for Support is Radiant Virtue and Glacial Augment. This LoL Rell guide for Support at Platinum+ on 13.23 includes runes, items, skill order, and counters.
Enemy Champion
Win Rate
Senna
3,975 games
Heimerdinger
362 games
Vel'Koz
588 games
Brand
1,130 games
Xerath
1,489 games
Neeko
611 games
Swain
1,050 games
Zyra
1,645 games
Lux
2,504 games
Morgana
1,956 games
Seraphine
842 games
Zilean
738 games
Pyke
2,272 games
Bard
1,717 games
Tahm Kench
390 games
Karma
1,546 games
Pantheon
508 games
Ashe
1,410 games
Nami
1,720 games
Thresh
4,821 games
Yuumi
1,500 games
Janna
2,481 games
Taric
604 games
Braum
957 games
Renata Glasc
2,312 games
Blitzcrank
2,887 games
Soraka
1,594 games
Sona
646 games
Leona
1,619 games
Lulu
2,287 games
Shaco
482 games
Rakan
4,534 games
Milio
1,574 games
Alistar
2,766 games
Maokai
Nautilus
3,916 games