This combo doesnt require much mana, and it uses cards that already excel in Midrange decks, meaning theres a good chance it will see success in Modern
Start a Brawl Creatures you control get +2/+2 until end of turn
Instead of talking about those, lets get to the real meat of Gen 4: HeartGold and SoulSilver
Rafiq lends a +1/+1 buff to your solo attacking creature
Instead of an Eldrazi tribal deck featuring loads of the faceless, noodly creeps, Rosewater admits the designers "chose to make the deck more about playing giant colorless spells rather than specifically referencing Eldrazi"
The simplest option might be to just use Ashnod's Altar to turn them back into mana, use Numa to turn that mana into +1/+1 counters, and then to swing Tana again to make yet more saprolings