Green ramp decks now have Karn, Ugin, Sky Sovereign, Garruks and Nissas as well as card quality non-creatures at the low end
Abominable Treefolk Ambassador Oak Ancient Lumberknot Ancient of the Equinox Argothian Treefolk Battlewand Oak Black Oak of Odunos Black Poplar Shaman Blanchwood Treefolk Blighted Blackthorn Bog-Strider Ash Bosk Banneret Burlfist Oak Canker Abomination Cloudcrown Oak Colfenor, the Last Yew Crabapple Cohort Cradle Guard Dauntless Dourbark Deadwood Treefolk Doran, Besieged by Time Doran, the Siege Tower Dungrove Elder Ebony Treefolk Enraged Huorn Everbark Shaman Ezzaroot Channeler Faeburrow Elder Fangorn, Tree Shepherd Fendeep Summoner Ferrafor, Young Yew Flora Colossus Flowering Lumberknot Foxfire Oak Gaea's Avenger Generous Ent Ghastbark Twins Ghoultree Gnarlbark Elm Gnarled Grovestrider Gnarled Professor Gnarled Sage Gnarlroot Pallbearer Great Forest Druid Great Oak Guardian Guardian of Cloverdell Harold and Bob, First Numens Heartwood Storyteller Heartwood Treefolk Herbology Instructor Indomitable Ancients Ironroot Treefolk Ironroot Warlord Kalonian Twingrove Kurbis, Harvest Celebrant Leaf-Crowned Elder Lignify Lumberknot Magnigoth Sentry Magnigoth Treefolk Malady Invoker Mirrorwood Treefolk Moonlit Lamenter Mossbeard Ancient Nemata, Grove Guardian Nemata, Primeval Warden Oaken Brawler Oakgnarl Warrior Old Ghastbark Old Man Willow Old-Growth Educator Orchard Strider
Threatens are the main reason to do this
To extend the effect of your song, this deck also includes Max Goof, Rebellious Teen that allows to get back a song from the discard by paying one Ink and Powerline, Worlds Greatest Rock Star that can play a song for free from the top four cards of the Players deck every after playing any other song
