4 Urza, Lord High Artificer
1 Pithing Needle
1 Shadowspear
1 Soul-Guide Lantern
1 Aether Spellbomb
1 Engineered Explosives
1 Ensnaring Bridge
2 Chalice of the Void
2 Chromatic Star
2 Sword of the Meek
2 Pentad Prism
4 Mishra's Bauble
4 Portable Hole
4 Thopter Foundry
4 Whir of Invention
1 Supreme Verdict
4 Urza's Saga
2 Teferi, Time Raveler
1 Misty Rainforest
1 Plains
1 Raugrin Triome
2 Polluted Delta
3 Island
3 Hallowed Fountain
4 Seachrome Coast
4 Flooded Strand
Sideboard
1 Engineered Explosives
1 Chalice of the Void
1 Supreme Verdict
1 Teferi, Time Raveler
1 Welding Jar
1 Prismatic Ending
1 Lavinia, Azorius Renegade
1 Tempest of Light
1 Void Mirror
1 Torpor Orb
2 Wear/Tear
3 Counterspell