Turning your Llanowar Elves into a Craterhoof Behemoth tends to decisively end games, especially if youre running it out as early as turn 3
I would drop Dormant Sliver, Metallic Sliver and The Locust God and add in Brood Sliver, Toxin Sliver, and Kindred Summons
7 Ransack A powerful draw effect with a bit of a downside, Ransack has you drawing two cards for just two ink and then discarding two cards
Now we get a 2-mana creature that does the same thing AND that grows very fast in a deck like, say, Izzet Affinity
However, when it comes to sheer flexibility of use and overall resourcefulness, the longer we thought about it, the more evident it became