Most played cards in Artifact Control:

1 Decks
Su-Chi
4 copies - 4 average
Mishra's Factory
4 copies - 4 average
Copy Artifact
4 copies - 4 average
Mana Vault
4 copies - 4 average
Triskelion
4 copies - 4 average
Red Elemental Blast
4 copies - 4 average
Blood Moon
3 copies - 3 average
Volcanic Island
3 copies - 3 average
Underground Sea
3 copies - 3 average
Sage of Lat-Nam
3 copies - 3 average
Animate Dead
3 copies - 3 average
Gloom
3 copies - 3 average
Lightning Bolt
2 copies - 2 average
The Abyss
2 copies - 2 average
City in a Bottle
2 copies - 2 average
Tetravus
2 copies - 2 average
City of Brass
2 copies - 2 average
Demonic Tutor
1 copies - 1 average
Timetwister
1 copies - 1 average
Braingeyser
1 copies - 1 average