Greens plan was to attack with a big creature, force some damage with trample, and maybe use a combat trick like Giant Growth
If you are worried about your life total and want to play discard anyway (for example against Sancifier en -Vec in Burn), you can play 1-2 copies of Inquisition of Kozilek instead
This could work well with other cards in the Secret Lair, such as Tails, Egg Hammer, and Piko Piko Hammer
You can see this in the weekly announcements, new channels, and a concerted effort to be engage more through proactive messaging and interactive conversation
Given the best void effects are all card draw or recursion, and enabling void often relies on taking multi-spell turns, RB is yet another archetype looking for a lot of strong, cheap playables which can reliably trade with opposing cards
Don't get me wrong - I kind of never want either half of an Ondu Inversion