All Legendary Lords and Heroes. (hopefully, tell me if I missed some.)

Exclusion
Teclis, he already got Potion of Charoi along with a healing spell, Regrowth.
Alarielle the Radiant, she already got Star of Avelorn along with healing spells.
All Vampire Counts characters, most of them got passive healing skill, The Hunger, along with healing spells already.

(only Legendary Lords and Heroes, not the generic one, tell me if I missed some.)
Mixu's Legendary Lords 1
Mixu's Legendary Lords 2
OvN Lost Factions
Cataph's Kraka Drak: the Norse Dwarfs 2.0
Cataph's Southern Realms (TEB) 2.0
Expanded Roster - Amazons
Elon's Greybeard's Prospectors - Faction Overhaul
Expanded Roster - Chaos Dwarfs
Nagarythe Expanded Unit Roster
Mixu's: Vangheist's Revenge
Valten, Herald of Sigmar
The Dukes of Bretonnia
Cataph's High Elf Sea Patrol
Swords of the Emperor
WH2 Tomb Kings: Extended
We'z Speshul
WsF' Vampire Bloodlines: The Strigoi
ER: Kislev Reborn
Skarr Bloodwrath Legendary Lord
Sceolan Legendary Lord
Beorg Bearstruck the Werebear of Urslo
Bad Legendary Lord
TDKillen's Legendary Lords
glf Hero Expansion金花英雄拓展
Legendary High Elven Characters (Legendary Lords and Ladies)
Lthelis' Elven Lords
Parte Legendary Lords - Revived and Kemmler [S&F]
WhySoFurious' Lords & Heroes (Revived) + Necrarch Brotherhood Unlocked