Aggro decks that don't naturally offer much in the way of evasion need a way to get damage through. Akroma's Memorial and Elesh Norn are good, but cards like Brawn and Behemoth Sledge will give you a better chance of getting damage through without having to over-extend.
1x Acidic Slime
1x Battlewand Oak
1x Bosk Banneret
1x Chameleon Colossus
1x Dauntless Dourbark
1x Deadwood Treefolk
1x Elesh Norn, Grand Cenobite
1x Eternal Witness
1x Ghoultree
1x Harmonic Sliver
1x Indomitable Ancients
1x Karmic Guide
1x Knight of the Reliquary
1x Leaf-Crowned Elder
1x Mentor of the Meek
1x Mikaeus, the Unhallowed
1x Mirror Entity
1x Necrotic Sliver
1x Orchard Warden
1x Reveillark
1x Rhox Faithmender
1x Sapling of Colfenor
1x Scavenging Ooze
1x Seedguide Ash
1x Solemn Simulacrum
1x Sun Titan
1x Timber Protector
1x Treefolk Harbinger
1x Trostani, Selesnya's Voice
1x Unstoppable Ash
1x Wickerbough Elder
1x Woodfall Primus
1x Lignify
1x Marshal's Anthem
1x Pernicious Deed
1x Phyrexian Arena
Artifacts
1x Akroma's Memorial
1x Colfenor's Urn
1x Lightning Greaves
1x Sol Ring
Instants
1x Chord of Calling
1x Eladamri's Call
1x Fracturing Gust
1x Krosan Grip
1x Mortify
1x Path to Exile
1x Putrefy
1x Reach of Branches
1x Swords to Plowshares
1x Worldly Tutor
Sorceries
1x Cultivate
1x Decree of Pain
1x Kodama's Reach
1x Maelstrom Pulse
1x Patriarch's Bidding
1x Recross the Paths
1x Retribution of the Meek
1x Skyshroud Claim
1x Unburial Rites
1x Wave of Reckoning
Planeswalkers
1x Elspeth, Knight-Errant
1x Garruk Wildspeaker
1x Bojuka Bog
1x Cavern of Souls
1x Command Tower
1x Exotic Orchard
8x Forest
1x Gavony Township
1x Godless Shrine
1x High Market
1x Isolated Chapel
1x Kor Haven
1x Krosan Verge
1x Murmuring Bosk
1x Overgrown Tomb
3x Plains
1x Reflecting Pool
1x Reliquary Tower
1x Sejiri Steppe
1x Strip Mine
1x Sunpetal Grove
3x Swamp
1x Temple Garden
1x Vault of the Archangel
1x Winding Canyons
1x Wooded Bastion
1x Woodland Cemetery
1x Yavimaya Hollow
GWR [EDH]Mayael the Anima GWR
GWB [EDH]Doran, the Siege Tower GWB
Misc. EDH Stuff: Commander Cube | Zombies (Horde)
Resources:Commander Rulings FAQ | Commander Deckbuilding Guide
Follow me on Twitter! @cryogen_mtg