Here are the deck lists from the Top 8!
James Cook
Main Deck
4 Slippery Bogle
4 Gladecover Scout
4 Kor Spiritdancer
4 Leyline of Sanctity
4 Path to Exile
4 Spider Umbra
4 Ethereal Armor
2 Unflinching Courage
4 Rancor
4 Daybreak Coronet
4 Hyena Umbra
3 Horizon Canopy
2 Plains
1 Forest
1 Dryad Arbor
3 Razorverge Thicket
2 Temple Garden
2 Verdant Catacombs
4 Windswept Heath
Sideboard
1 Nature’s Claim
1 Grafdigger’s Cage
1 Pithing Needle
1 Celestial Purge
2 Spirit Mantle
2 Stony Silence
1 Ghostly Prison
2 Torpor
2 Disenchant
2 Rest in Peace
Zachary Bashaw
Main Deck
3 Memnite
4 Ornithopter
4 Signal Pest
4 Vault Skirge
4 Arcbound Ravager
3 Steel Overseer
3 Master of Etherium
1 Etched Champion
4 Blinkmoth Nexus
4 Inkmoth Nexus
4 Glimmervoid
4 Darksteel Citadel
1 Island
4 Mox Opal
4 Springleaf Drum
4 Cranial Plating
3 Galvanic Blast
2 Ensoul Artifact
Sideboard
3 Etched Champion
2 Spellskite
3 Ancient Grudge
2 Blood Moon
3 Spell Pierce
2 Ensoul Artifact
Josh King
Main Deck
4 Utopia Sprawl
4 Garruk Wildspeaker
4 Burning-tree Emissary
3 Elvish Visionary
1 Craterhoof Behemoth
2 Strangeleroot Geist
2 Kitchen Finks
3 Genesis Wave
4 Eternal Witness
4 Arbor Elf
2 Primal Command
3 Primeval Titan
1 Dragonlord Dromoka
1 Courser of Kruphix
7 Forest
1 Kessig Wolf Run
1 Gavony Township
2 Stomping Ground
4 Wooded Foothills
1 Verdant Catacomb
3 Temple Garden
4 Nykthos, Shrine to Nyx
Sideboard
1 Thragtusk
2 Spellskite
2 Creeping Corrosion
2 Rending Valley
1 Ancient Grudge
1 Boseiju, Who Shelters All
3 Path to Exile
3 Loxodon Smiter
Jay Costello
Main Deck
4 Vault Skirge
4 Etched Champion
4 Memnite
4 Ornithopter
4 Signal Pest
4 Arcbound Ravager
2 Steel Overseer
4 Mox Opal
4 Springleaf Drum
3 Cranial Plating
2 Ghostfire Blade
3 Galvanic Blast
2 Dispatch
4 Inkmoth Nexus
4 Blinkmoth Nexus
4 Darksteel Citadel
3 Glimmervoid
1 Mountain
Sideboard
3 Circle of Protection: Red
2 Ancient Grudge
2 Rending Valley
2 Spell Snare
2 Spellskite
1 Dispel
1 Spell Pierce
1 Ray of Revelation
1 Wear // Tear
Taylor Libby
Main Deck
4 Blinkmoth Nexus
4 Darksteel Citadel
4 Glimmervoid
4 Inkmoth Nexus
1 Island
3 Memnite
4 Ornithopter
4 Signal Pest
4 Arcbound Ravager
3 Steel Overseer
4 Vault Skirge
2 Etched Champion
2 Master of Etherium
2 Galvanic Blast
2 Thoughtcast
4 Mox Opal
1 Welding Jar
4 Springleaf Drum
4 Cranium Plating
Sideboard
2 Spellskite
2 Etched Champion
3 Thoughtseize
2 Ancient Grudge
1 Wear // Tear
1 Whipflare
1 Dismember
1 Blood Moon
1 Grafdigger’s Cage
1 Torpor Orb
Chris Alexander
Main Deck
3 Island
1 Mountain
1 Swamp
1 Desolate Lighthouse
1 Bloodstained Mire
4 Scalding Tarn
4 Polluted Delta
1 Blood Crypt
1 Watery Grave
3 Steam Vents
3 Sulfur Falls
4 Snapcaster Mage
4 Deceiver Exarch
2 Pestermite
2 Grim Lavamancer
1 Vendillion Clique
4 Splinter Twin
1 Cryptic Command
1 Electrolyze
4 Lightning Bolt
4 Serum Visions
4 Remand
3 Thought Scour
2 Terminate
1 Spell Snare
Sideboard
3 Tasigur, the Golden Fang
2 Thoughtseize
1 Negate
1 Dispel
1 Counterflux
1 Izzet Staticaster
2 Vandalblast
2 Engineered Explosives
1 Spellskite
1 Sower of Temptation
Andrew Reesor
Main Deck
4 Polluted Delta
4 Flooded Strand
1 Marsh Flats
3 Creeping Tar Pit
2 Watery Grave
2 Hallowed Fountain
1 Godless Shrine
2 Island
1 Swamp
1 Plains
1 Vault of the Archangel
4 Snapcaster Mage
4 Monastery Mentor
2 Tasigur, the Golden Fang
4 Inquisition of Kozilek
4 Thought Scour
4 Path to Exile
4 Lingering Souls
2 Thoughtseize
2 Remand
2 Spell Snare
2 Murderous Cut
2 Slaughter Pact
1 Darkblast
1 Sorin, Solemn Visitor
Sideboard
4 Timely Reinforcements
2 Disenchant
1 Celestial Purge
1 Thoughtseize
2 Negate
2 Esper Charm
1 Flashfreeze
1 Hurkyl’s Recall
1 Icor Firewalker
Josh Warren
Main Deck
2 Goblin King
4 Legion Loyalist
4 Goblin Chieftain
4 Goblin Guide
4 Goblin Grenade
4 Foundry Street Denizen
4 Mogg War Marshal
4 Goblin Bushwacker
2 Thunderous Wrath
4 Krenko’s Command
4 Lightning Bolt
18 Mountain
2 Cavern of Souls
Sideboard
1 Relic of Progenitus
2 Krenko, Mob Boss
3 Blood Moon
3 Dragon’s Claw
3 Shattering Spree
3 Dismember