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A friend and I where talking about Dreadhorde Arcanist + Become Immense. This is the result.War of the Spark cards:4x Dreadhorde ArcanistDreadhorde Arcanist{1}{R}Creature - Zombie WizardTrampleWhenever Dreadhorde Arcanist attacks, you may cast target instant or sorcery card with converted mana cost less than or equal to Dreadhorde Arcanist's power from your graveyard without paying its mana cost. If that card would be put into your graveyard this turn, exile it instead.1/3
Possible turn 3 win:Turn 1: Fetch land, Faithless Looting.Turn 2: land, Dreadhorde Arcanist.Turn 3: land, delve Become Immense targeting Dreadhorde (now a 7/9 Trample), attack with Dreadhorde, use it's ability to recast Become Immense (now a 13/15 Trample), and cast Tainted Strike (now a 14/15 Trample Infect).
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NOTE: Set by owner when deck was made.