Amazing Spider-Man creates an interesting Commander that cheats in other powerful creatures for cheap
After just a few triggers, it should be the biggest creature in play, at which point you can slap a Whispersilk Cloak on it and win a swift commander damage victory

$0.49 Armament Dragon (0307 - Showcase) Tarkir: Dragonstorm Variants $0.49 Purging Stormbrood (0315 - Showcase) Tarkir: Dragonstorm Variants $0.49 Dirgur Island Dragon (0294 - Showcase) Tarkir: Dragonstorm Variants $0.49 Breaching Dragonstorm (0299 - Showcase) Tarkir: Dragonstorm Variants $0.49 Sagu Wildling (0306 - Showcase) Tarkir: Dragonstorm Variants $0.49 Jeskai Shrinekeeper (0311 - Showcase) Tarkir: Dragonstorm Variants $0.49 Teeming Dragonstorm (0293 - Showcase) Tarkir: Dragonstorm Variants $0.49 Whirlwing Stormbrood (0322 - Showcase) Tarkir: Dragonstorm Variants $0.49 Runescale Stormbrood (0316 - Showcase) Tarkir: Dragonstorm Variants $0.49 Feral Deathgorger (0298 - Showcase) Tarkir: Dragonstorm Variants $0.49 Sonic Shrieker (0318 - Showcase) Tarkir: Dragonstorm Variants $0.49 Stormshriek Feral (0304 - Showcase) Tarkir: Dragonstorm Variants 0 results found

For more details about what's new in part deux, we published an article by Zach Barash where he discusses some of the significant changes, design decisions, and philosophical choices that went into crafting this iteration
Keep an eye on DailyMTG.com for more of his story
I rank it low because it is a game changer that helps raise your deck's EDH bracket, and you care to play it only in a few casual multiplayer formats