Cold Caster

General Feat (Prerequisite: Level 4+)

Description not available (not OGL).
But here is a summary:

+1 Int, Wis, or Cha. Learn Ray of Frost. Cold damage hits let you subtract 1d4 from the target's next saving throw
Forgotten Realms: Heroes of Faerûn

Lanceur froid [FR]
Lanzador gélido [ES]
  1. DnD 5.5 Feats › Cold Caster