In general, looting a card back to the top of your deck is worse than discarding a card (since you can't take advantage of any graveyard synergies), which means the +1 is only powerful with a very narrow subset of cards (things like Miracles)
This is thanks to the sheer volume of draw it provides to mono-green
Impact Tremors Suggested Cut: Wild Wasteland Another weird card advantage enchantment, Wild Wasteland, gets the axe in favor of a card thatll help drain the table as we make those tokens, Impact Tremors
The interaction between first strike and on-hit effects is honestly not something I can recall many (or any) cards utilizing, and I think its a really cool way to make this work
Osteomancer Adept Osteomancer Adept is another spin on Underworld Breach, though this one looks much more promising since you just eat Food to cast your creatures
3 Geist Of Saint Traft Hes Never Alone Speaking of Angels from Innistrad, the Geist of Saint Traft is a very strong little guy who comes complete with an Angel token buddy to help punish your opponents