The Karma build for Support is Shurelya's Battlesong and Arcane Comet. This LoL Karma guide for Support at Platinum+ on 13.23 includes runes, items, skill order, and counters.
Karma Counters
Karmawinslane against...
Win Rate
Matchup Rate
Alistar
1271 games
1.7%
Shaco
568 games
0.8%
Rell
1247 games
Soraka
2138 games
2.9%
Janna
2365 games
3.2%
Milio
2026 games
2.8%
Lulu
3035 games
4.1%
Braum
776 games
1.1%
Renata Glasc
2216 games
3.0%
Leona
1380 games
1.9%
Nami
2432 games
3.3%
Rakan
3921 games
5.3%
Maokai
542 games
0.7%
Thresh
4790 games
6.5%
Sona
826 games
Blitzcrank
2656 games
3.6%
Taric
400 games
0.5%
Seraphine
1164 games
1.6%
Nautilus
3373 games
4.6%
Morgana
2648 games
Karmaloseslane against...
Vel'Koz
805 games
Heimerdinger
375 games
Senna
5326 games
7.3%
Xerath
2406 games
Zyra
2455 games
Pyke
2302 games
3.1%
Pantheon
488 games
Neeko
859 games
1.2%
Zilean
992 games
1.4%
Brand
1365 games
Lux
4303 games
5.9%
Swain
1102 games
1.5%
Bard
2121 games
Yuumi
1630 games
2.2%
Ashe
2106 games