8 cards where the set is “bro” and the artist name includes “mayer”

Kayla's Command (The Brothers' War #9)
Urza's Command (The Brothers' War #70)
A-Urza's Command (The Brothers' War #A-70)
Gix's Command (The Brothers' War #97)
Mishra's Command (The Brothers' War #141)
Visions of Phyrexia (The Brothers' War #156)
A-Visions of Phyrexia (The Brothers' War #A-156)
Titania's Command (The Brothers' War #194)

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