42 cards where the artist name includes “mike dringenberg”

Agonizing Memories (Weatherlight #60)
Bloodied Ghost (Eventide #83)
Brass-Talon Chimera (Visions #142)
Cloud Djinn (Weatherlight #36)
Crackleburr (Eventide #100)
Crystal Golem (Mirage #298)
Damping Matrix (Mirrodin #161)
Dramatic Entrance (Shadowmoor #111)
Emberwilde Djinn (Mirage #172)
Fire Tempest (Portal #128)
Flow of Ideas (Shadowmoor #38)
Ghastlord of Fugue (Shadowmoor #162)
Howling Fury (Portal #97)
Iron-Heart Chimera (Visions #146)
Jinxed Choker (Mirrodin #189)
Lava Flow (Portal #138)
Lead-Belly Chimera (Visions #148)
Lifetap (Fifth Edition #99)
Looter il-Kor (Time Spiral #66)
Mind Bend (Mirage #77)
Moonhold (Eventide #143)
Moonlace (Time Spiral #68)
Nature's Ruin (Portal #103)
Oona's Gatewarden (Shadowmoor #173)
Painter's Servant (Shadowmoor #257)
Purgatory (Mirage #275)
Remove Soul (Fifth Edition #117)
Remove Soul (Magic Player Rewards 2009 #5)
Righteousness (Fifth Edition #56)
Skeletal Crocodile (Portal #110)
Spectral Guardian (Mirage #41)
Talisman of Dominance (Mirrodin #253)
Talisman of Impulse (Mirrodin #254)
Talisman of Indulgence (Mirrodin #255)
Talisman of Progress (Mirrodin #256)
Talisman of Unity (Mirrodin #257)
Tendrils of Corruption (Time Spiral #136)
Timid Drake (Weatherlight #54)
Tin-Wing Chimera (Visions #157)
Tromp the Domains (Time Spiral #230)
Virtue's Ruin (Portal #116)
Ward of Lights (Mirage #47)

The message was clear to Sorin—time to search for something else.