U/R Pyromancer
A Modern deck, by Pascal Vieren
3rd place at a tournament in Bilbao, Spain on 2018-02-02

Maindeck:

Creatures
4 Snapcaster Mage
3 Thing in the Ice
3 Young Pyromancer

Instants
1 Abrade
3 Cryptic Command
1 Electrolyze
4 Lightning Bolt
1 Logic Knot
2 Mana Leak
4 Opt
2 Remand
1 Spell Snare

Sorceries
3 Ancestral Vision
2 Roast
4 Serum Visions

Basic Lands
1 Island

Basic Snow Lands
4 Snow-Covered Island
1 Snow-Covered Mountain

Lands
3 Field of Ruin
2 Flooded Strand
1 Misty Rainforest
1 Polluted Delta
4 Scalding Tarn
1 Spirebluff Canal
3 Steam Vents
1 Sulfur Falls

Sideboard:
1 Relic of Progenitus
1 Abrade
2 Ceremonious Rejection
1 Disdainful Stroke
2 Dispel
1 Electrolyze
1 Negate
1 Spell Snare
1 Vendilion Clique
2 Anger of the Gods
1 Crumble to Dust
1 Molten Rain