Most played cards in Gates:

2 Decks
Golos, Tireless Pilgrim
8 copies - 4 average
Gates Ablaze
8 copies - 4 average
Growth Spiral
8 copies - 4 average
Teferi, Time Raveler
8 copies - 4 average
Plaza of Harmony
8 copies - 4 average
Circuitous Route
8 copies - 4 average
Guild Summit
7 copies - 3.5 average
Field of the Dead
6 copies - 3 average
Simic Guildgate
6 copies - 3 average
Veil of Summer
5 copies - 2.5 average
Agent of Treachery
5 copies - 2.5 average
Hydroid Krasis
4 copies - 2 average
Tamiyo, Collector of Tales
4 copies - 2 average
Azorius Guildgate
4 copies - 2 average
Disdainful Stroke
4 copies - 2 average
Breeding Pool
4 copies - 2 average
Izzet Guildgate
4 copies - 2 average
Gateway Plaza
4 copies - 2 average
Selesnya Guildgate
4 copies - 2 average
Arboreal Grazer
3 copies - 1.5 average