1 Ajani, Caller of the Pride
4 Ball Lightning
4 Boros Charm
1 Cryptbreaker
4 Hell's Thunder
4 Hellspark Elemental
4 Lightning Bolt
4 Lightning Serpent
4 Mutagenic Growth
3 Rally the Ancestors
3 Silverblade Paladin
4 Spark Elemental
2 Spark Trooper
Sideboard:
4 Ajani's Presence
1 Assault Strobe
2 Balduvian Rage
1 Become Immense
1 Blossoming Defense
1 Collected Company
1 Might of Old Krosa
4 Otherworldly Outburst
2 Prophetic Flamespeaker
1 Return to the Ranks
2 Titan's Strength