Mystic Forge Combo
A Legacy deck, by Ari Lax
53rd place at a tournament in Syracuse, New York, United States on 2019-09-14

Maindeck:

Artifacts
2 Basalt Monolith
4 Chalice of the Void
3 Defense Grid
1 Ensnaring Bridge
4 Grim Monolith
4 Lion's Eye Diamond
4 Lotus Petal
2 Manifold Key
4 Mystic Forge
4 Serum Powder
1 Thran Dynamo
2 Voltaic Key

Legendary Artifacts
4 Mox Opal
1 Paradox Engine

Legendary Planeswalkers
4 Karn, the Great Creator

Lands
4 Ancient Tomb
4 City of Traitors
4 Crystal Vein

Legendary Lands
4 Inventors' Fair

Sideboard:
1 Defense Grid
1 Ensnaring Bridge
1 Liquimetal Coating
1 Manifold Key
1 Mycosynth Lattice
1 Ratchet Bomb
1 Tormod's Crypt
1 Walking Ballista
4 Leyline of the Void
1 Paradox Engine
2 Hope of Ghirapur