Silver Wyvern

Creature - Drake 4/3, 3UU (5)
Flying
{U}: Change the target of target spell or ability with a single target if that target is Silver Wyvern. The new target must be a creature.¹
Illus. Colin MacNeil

Crystal Keep Rulings Summaries

• You must pick a legal target when redirecting the spell or ability. [WotC Rules Team 1998/03/01]

Format Legality	Legal in Vintage, Legacy Banned in Extended, Standard
Printings (1/6)	Stronghold (Rare)