I made a few changes: added some dual lands.
Added a counter-maker, and a big tutor.
Garruk is a little too restrictive, but I think he is better than Regal Force in this deck.
Another manabase helper.
And out of the gate I get mana screwed for Green... it happens.
Biogenic Upgrade at work.
Before Garruk draws me a bunch of cards.
After Garruk draws me a bunch of cards.
Before Garruk draws me a bunch of cards.
After Garruk draws me a bunch of cards.
Even in a mana screw situation, it's easy to build a board with Animar.
Here I tutor for Omnath.
That's enough solitaire of this deck for now.