CardName: Brightstone Sliver
Cost: R
Type: Creature - Sliver
Pow/Tgh: 1/1
Rules Text: Slivers you control have "Sacrifice this Sliver: Add {R} to
your mana pool."
Flavour Text:
Set/Rarity: [Assorted] Card Repository Common
Brightstone Sliver
C
Creature – Sliver
Slivers you control have "Sacrifice this Sliver: Add to your mana pool."
Source