U/R Breach
A Modern deck, by Mitchell Forst
2nd place at a tournament in Washington, District of Columbia, United States on 2017-10-29

Maindeck:

Creatures
3 Snapcaster Mage

Enchantments
3 Blood Moon
2 Spreading Seas

Instants
2 Cryptic Command
2 Electrolyze
1 Izzet Charm
4 Lightning Bolt
3 Opt
1 Peek
4 Remand
4 Through the Breach

Legendary Creatures
4 Emrakul, the Aeons Torn
1 Vendilion Clique

Sorceries
4 Serum Visions

Basic Lands
7 Island
1 Mountain

Lands
2 Desolate Lighthouse
1 Misty Rainforest
3 Polluted Delta
4 Scalding Tarn
2 Steam Vents
2 Sulfur Falls

Sideboard:
1 Engineered Explosives
2 Vedalken Shackles
3 Young Pyromancer
2 Abrade
1 Ceremonious Rejection
1 Counterflux
2 Dispel
1 Pia and Kiran Nalaar
2 Anger of the Gods