Your search for "Darkheart Sliver 249" revealed the following:
Darkheart Sliver (Foil) (TSR) from Time Spiral Remastered, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: rk post Card Text:All Slivers have "Sacrifice this permanent: You gain 3 life."
Darkheart Sliver (PLC) from Planar Chaos, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: rk post Card Text:All Slivers have "Sacrifice this creature: You gain 3 life."
Darkheart Sliver (TSR) from Time Spiral Remastered, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: rk post Card Text:All Slivers have "Sacrifice this permanent: You gain 3 life."
Darkheart Sliver (Foil) (PLC) from Planar Chaos, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: rk post Card Text:All Slivers have "Sacrifice this creature: You gain 3 life."
LUGIA GX (207) - POKEMON SUN & MOON LOST THUNDER - LOST THUNDER - FULL ART - MINT 9 is available at 401 Games Canada! You can find lots of other Pokemon Singles products as well as more great items...