10 cards where the set is “spg” and the collector number >= 29 and the collector number <= 38

Stoneforge Mystic (Special Guests #29)
Brazen Borrower // Petty Theft (Special Guests #30)
Desertion (Special Guests #31)
Morbid Opportunist (Special Guests #32)
Port Razer (Special Guests #33)
Scapeshift (Special Guests #34)
Mystic Snake (Special Guests #35)
Notion Thief (Special Guests #36)
Desert (Special Guests #37)
Prismatic Vista (Special Guests #38)

This search is finished. Now the real work can begin.