24 cards where the illustration contains “dynamic”

Ajani's Presence (Journey into Nyx #2)
Blazing Archon (Ravnica: City of Guilds #4)
Bleak Coven Vampires (Scars of Mirrodin #55)
Bramble Elemental (Ravnica: City of Guilds #154)
Clutch of the Undercity (Ravnica: City of Guilds #197)
Divebomber Griffin (Ravnica: City of Guilds #14)
Elvish Skysweeper (Ravnica: City of Guilds #162)
Grayscaled Gharial (Ravnica: City of Guilds #52)
Grifter's Blade (Ravnica: City of Guilds #263)
Hunted Dragon (Ravnica: City of Guilds #131)
Hunted Horror (Ravnica: City of Guilds #90)
Ordruun Commando (Ravnica: City of Guilds #137)
Oxidda Daredevil (Scars of Mirrodin #100)
Punish the Enemy (Dragon's Maze #35)
Screeching Silcaw (Scars of Mirrodin #42)
Skyknight Legionnaire (Arena League 2005 #8)
Strider Harness (Scars of Mirrodin #207)
Tainted Strike (Scars of Mirrodin #80)
Tolsimir Wolfblood (Ravnica: City of Guilds #236)
Untamed Might (Scars of Mirrodin #131)
Ursapine (Ravnica: City of Guilds #188)
War-Torch Goblin (Ravnica: City of Guilds #151)
Woodwraith Strangler (Ravnica: City of Guilds #241)
Zephyr Spirit (Ravnica: City of Guilds #76)

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