Most played cards in Zoo:

1 Decks
 ↓ Arid Mesa
4 copies – 4 avg
↓ Atarka's Command
4 copies – 4 avg
↓ Burning-Tree Emissary
4 copies – 4 avg
↓ Goblin Guide
4 copies – 4 avg
↓ Kird Ape
4 copies – 4 avg
↓ Lightning Bolt
4 copies – 4 avg
↓ Path to Exile
4 copies – 4 avg
↓ Reckless Bushwhacker
4 copies – 4 avg
↓ Wild Nacatl
4 copies – 4 avg
↓ Thalia, Guardian of Thraben
3 copies – 3 avg
↓ Boros Charm
2 copies – 2 avg
↓ Experiment One
2 copies – 2 avg
↓ Ghor-Clan Rampager
2 copies – 2 avg
↓ Horizon Canopy
2 copies – 2 avg
↓ Misty Rainforest
2 copies – 2 avg
↓ Pelt Collector
2 copies – 2 avg
↓ Renegade Rallier
2 copies – 2 avg
↓ Stomping Ground
2 copies – 2 avg
↓ Temple Garden
2 copies – 2 avg
↓ Windswept Heath
2 copies – 2 avg