The takeaway: lifegain wins by converting life, not by accumulating it
A lifelong resident of the Carolinas and a graduate of the University of North Carolina, Rob has played Magic since he picked a Darkling Stalker up off the soccer field at summer camp
Since he can't quest for lore, this does seem mostly like a slightly worse Beast, Relentless, but there may be some clever tricks you can pull by giving Hook Resist
Anyway, the card itself is interesting
I wish that if Red/Green was meant to be a secondary ramp archtype, we saw a bit more from Red than Horned Stoneseeker that pushed powerstones some for the deck, but Red is solid enough with some good creatures
Unfortunately, the two ritual effects available in Standard, Geosurge and Infernal Plunge, don't quite hit the same sweet spot as Seething Song used to