Most played cards in Squirrel Smog:

1 Decks
 ↓ Elvish Spirit Guide
4 copies – 4 avg
↓ Witherbloom Apprentice
4 copies – 4 avg
↓ Lotus Petal
4 copies – 4 avg
↓ Dark Ritual
4 copies – 4 avg
↓ Manamorphose
4 copies – 4 avg
↓ Chain of Smog
4 copies – 4 avg
↓ Living Wish
4 copies – 4 avg
↓ Plague Engineer
3 copies – 3 avg
↓ Chatterstorm
3 copies – 3 avg
↓ Thoughtseize
3 copies – 3 avg
↓ Veil of Summer
3 copies – 3 avg
↓ Verdant Command
3 copies – 3 avg
↓ Abrupt Decay
3 copies – 3 avg
↓ Boseiju, Who Endures
3 copies – 3 avg
↓ Bloodstained Mire
2 copies – 2 avg
↓ Verdant Catacombs
2 copies – 2 avg
↓ Bayou
2 copies – 2 avg
↓ Assassin's Trophy
2 copies – 2 avg
↓ Surgical Extraction
2 copies – 2 avg
↓ Endurance
2 copies – 2 avg