Unlike white, most of blacks life gain effects are usually infrequent but larger
We've had Bant bird commanders before in Devryn and Falco Spara, but none of them actually cared about having other feathered friends in the deck
Final Fantasy 8 includes an optional boss battle against a massive version of the lil guys called Jumbo Cactuar, a kaiju fight against a towering, sassy succulent who counters attacks with a devastating ranged attack called 10,000 Needles
I think Mono Green decks may want to run it as a silver bullet, especially in playgroups that run lots of countermagic
Another energy ritual, Motherlode, Excavator will usually give you about four to eight energy on average, when played in the late game
It's an X-cost spell where you can plug in mana to give a creature -X/-X stats, perhaps killing it instantly or else helping you to win a combat