UR Phoenix

This is an aggressive decks that looks to churn through its deck playing lots of spells to bring its namesake Arclight Phoenix back from the graveyard or power up threats like Sprite Dragon.

UR Phoenix 

Creatures (12)
4
Sprite Dragon
4
Arclight Phoenix
4
Stormwing Entity
Spells (26)
4
Brainstorm
4
Faithless Looting
2
Lightning Axe
4
Opt
4
Pillar of Flame
4
Shock
2
Expressive Iteration
2
Finale of Promise
Lands (22)
3
Fabled Passage
2
Island
2
Mountain
4
Riverglide Pathway
4
Spirebluff Canal
4
Steam Vents
3
Sulfur Falls
Cards (60)
Sideboard (15)
2
Soul-Guide Lantern
2
Abrade
2
Aether Gust
2
Negate
2
Mystical Dispute
2
Narset, Parter of Veils
1
Saheeli, Sublime Artificer
2
Sweltering Suns