23 cards where (the text includes “split” and the text includes “second”) and (the card is available on Paper)

Angel's Grace (Time Spiral Remastered #4)
Celestial Crusader (Time Spiral Remastered #13)
Extirpate (Time Spiral Remastered #114)
In Too Deep (New Capenna Commander #27)
Inventory Management (Fallout #105)
Krosan Grip (Commander 2021 #198)
Legolas's Quick Reflexes (Tales of Middle-earth Commander #493)
Molten Disaster (Commander 2013 #117)
Obeka, Splitter of Seconds (Outlaws of Thunder Junction #222)
Quagnoth (Future Sight #150)
Siege Smash (Modern Horizons 3 #136)
Stonewood Invocation (Time Spiral #223)
Sudden Death (Time Spiral Remastered #143)
Sudden Edict (Modern Horizons 2 #100)
Sudden Shock (Time Spiral Remastered #194)
Sudden Spoiling (Time Spiral Remastered #144)
Sudden Substitution (Commander 2019 #11)
Sulfur Elemental (Time Spiral Remastered #195)
Take Possession (Modern Masters #66)
Trickbind (Time Spiral #88)
V.A.T.S. (Fallout #50)
Wipe Away (Time Spiral Remastered #100)
Word of Seizing (Commander Legends #420)

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