Your search for "Quicksilver, Speedster 91" revealed the following:
Quicksilver, Speedster (MSC) from Marvel Super Heroes Commander, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Leroy Steinmann Card Text:FlashDouble strike, hasteAs long as Quicksilver is tapped, you may cast spells as though they had flash.
Quicksilver, Speedster - Extended Art (MSC) from Marvel Super Heroes Commander, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Leroy Steinmann Card Text:FlashDouble strike, hasteAs long as Quicksilver is tapped, you may cast spells as though they had...