Your search for "Welkin Guide 30" revealed the following:
Welkin Guide (Foil) (ALA) from Shards of Alara, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: David Palumbo Card Text:FlyingWhen Welkin Guide comes into play, target creature gets +2/+2 and gains flying until end of turn.
Welkin Guide (Foil) (EMA) from Eternal Masters, available at 401 Games Canada. Rarity: Common Finish: Foil Artist: David Palumbo Card Text:FlyingWhen Welkin Guide enters the battlefield, target creature gets +2/+2 and gains flying until end of turn.
Welkin Guide (ALA) from Shards of Alara, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: David Palumbo Card Text:FlyingWhen Welkin Guide comes into play, target creature gets +2/+2 and gains flying until end of turn.
Welkin Guide (EMA) from Eternal Masters, available at 401 Games Canada. Rarity: Common Finish: Normal Artist: David Palumbo Card Text:FlyingWhen Welkin Guide enters the battlefield, target creature gets +2/+2 and gains flying until end of turn.