You may exert Gust Walker as it attacks. When you do, it gets +1/+1 and gains flying until end of turn. (An exerted creature won't untap during your next untap step.)

• Number: 17
• Rarity: C
• Power: 2
• Toughness: 2
• Type: Creature
• Subtype: Human Wizard
• Mana cost: 1W
• Color: White
• Artist: Jason Rainville