This is an unnofficial list based on my memory of the cards that were 
restricted during The Dark.

Ali from Cairo
Ancentral Recall
Berserk
Black Lotus
Braingeyser
Candelabra of Tawnos
Channel
Copy Artifact
Demonic Tutor
Fastbond
Feldon's Cane
Forcefield
Fork
Ivory Tower
Library of Alexandria
Maze of Ith 
Mind Twist
Mirror Universe
Mishra's Workshop
Mox Pearl
Mox Emerald
Mox Ruby
Mox Sapphire
Mox Jet
Recall
Regrowth
Sol Ring
Time Twister
Time Walk
Wheel of Forture