Few things are more important right now than having a plan for the Golos mirror. Josh provides a highly detailed breakdown of how to stay one step ahead.
Article:
https://www.channelfireball.com/articles/how-to-win-the-golos-mirror/?_ga=2.87442840.1262097350.1571680898-1381624654.1557779486&_gac=1.208324262.1568302569.EAIaIQobChMInobD187L5AIVENRkCh0LMwxXEAAYASAAEgJwUfD_BwE
Decklist:
Lands1 x Steam Vents2 x Stomping Ground1 x Selesnya Guildgate1 x Swamp (339)1 x Plains (331)1 x Temple Garden1 x Mountain (343)1 x Temple of Epiphany1 x Temple of Mystery2 x Island (335)1 x Hallowed Fountain1 x Golgari Guildgate1 x Thornwood Falls1 x Azorius Guildgate1 x Boros Guildgate2 x Breeding Pool1 x Forest (347)3 x Fabled Passage4 x Field of the Dead1 x Simic Guildgate Creatures1 x Agent of Treachery2 x Kenrith, the Returned King – Collector Pack Exclusive3 x Hydroid Krasis3 x Golos, Tireless Pilgrim3 x Beanstalk Giant // Fertile Footsteps4 x Fae of Wishes // Granted
Spells1 x Time Wipe4 x Circuitous Route3 x Deafening Clarion4 x Growth Spiral4 x Fires of Invention Sideboard1 x Agent of Treachery2 x Time Wipe1 x Nicol Bolas, Dragon-God1 x Shared Summons1 x Planewide Celebration1 x Planar Cleansing1 x Oko, Thief of Crowns1 x Prison Realm1 x Chance for Glory1 x Casualties of War1 x Unmoored Ego2 x Devout Decree1 x Teferi, Time Raveler