Most played cards in Smog Combo:

3 Decks
 ↓ Chain of Smog
12 copies – 4 avg
↓ Thoughtseize
10 copies – 3.33 avg
↓ Lotus Petal
8 copies – 2.67 avg
↓ Dark Ritual
8 copies – 2.67 avg
↓ Ponder
8 copies – 2.67 avg
↓ Brainstorm
8 copies – 2.67 avg
↓ Abrupt Decay
8 copies – 2.67 avg
↓ Misty Rainforest
7 copies – 2.33 avg
↓ Veil of Summer
7 copies – 2.33 avg
↓ Witherbloom Apprentice
7 copies – 2.33 avg
↓ Polluted Delta
6 copies – 2 avg
↓ Surgical Extraction
6 copies – 2 avg
↓ Underground Sea
5 copies – 1.67 avg
↓ Bayou
5 copies – 1.67 avg
↓ Boseiju, Who Endures
5 copies – 1.67 avg
↓ Elvish Spirit Guide
5 copies – 1.67 avg
↓ Tropical Island
4 copies – 1.33 avg
↓ Preordain
4 copies – 1.33 avg
↓ Summoner's Pact
4 copies – 1.33 avg
↓ Witherbloom Command
4 copies – 1.33 avg