Deck
4 Archmage's Charm
4 Arid Mesa
1 Castle Vantress
1 Celestial Colonnade
4 Counterspell
4 Expressive Iteration
4 Flooded Strand
1 Hall of Storm Giants
2 Hallowed Fountain
4 Island
4 Lightning Bolt
1 Mountain
1 Mystic Gate
4 Omen of the Sea
1 Plains
4 Prismatic Ending
2 Raugrin Triome
1 Sacred Foundry
4 Scalding Tarn
4 Snapcaster Mage
4 Solitude
4 Spreading Seas
2 Steam Vents
2 Sulfur Falls
1 Teferi, Hero of Dominaria
4 Teferi, Time Raveler
4 Unholy Heat
4 Wall of Omens

Sideboard
2 Celestial Purge
2 Dovin's Veto
2 Engineered Explosives
2 Flusterstorm
2 Force of Negation
2 Obsidian Charmaw
2 Wear/Tear
1 Yorion, Sky Nomad