Diablo II: Jamella
Jamella is the healer of the Pandemonium Fortress in Act IV. In addition, she is also a merchant and provides gambling services to the hero. She sells armor, weapons, consumables, and scrolls.
Heals - refills your Life, Mana, and Stamina for free.
Trade - sells Armor, Weapons, Staves, Wands, Scepters, Tomes, Potions, and Scrolls.
Gamble - for a price, Jamella will sell you an unidentified item. Once purchased, the item will be identified and you will see what item you received.