This is a disruptive aggressive deck that looks to go wide with Young Pyromancer and Sedgemoor Witch, while interacting with cards like Thoughtseize and Lightning Helix.

Companion
1
Jegantha, the Wellspring
Creatures (14)
4
Dreadhorde Arcanist
2
Leonin Lightscribe
4
Young Pyromancer
4
Sedgemoor Witch
Spells (23)
2
Claim the Firstborn
3
Cling to Dust
2
Inquisition of Kozilek
4
Thoughtseize
4
Village Rites
4
Lightning Helix
4
Silverquill Command
Lands (23)
2
Blightstep Pathway
4
Blood Crypt
1
Castle Ardenvale
2
Concealed Courtyard
1
Dragonskull Summit
4
Godless Shrine
4
Inspiring Vantage
2
Sacred Foundry
2
Savai Triome
1
Swamp
Cards (60)
Sideboard (15)
2
Duress
3
Magma Spray
2
Fracture
1
Noxious Grasp
2
Vanishing Verse
1
Kaya, Orzhov Usurper
2
Angrath, the Flame-Chained
1
Jegantha, the Wellspring
1
Kaya the Inexorable