This will be an easier build due to the commander only having a red color identity
putting an extra land on the battlefield, like with a fetch land, won't trigger Horn of Greed
Related Isabella Madrigal Golden Child can be a powerful closer as her ability lets you quest for four Lore
If you can get the combo up and running, Mosswood Dreadknight and Sheoldred the Apocalypse work well in tandem, negating Mosswoods only drawback and turning its reliable draw effect into an additional source of lifegain
Relic of Legends Im already a big fan of Honor-Worn Shaku, and Relic of Legends fits a similar mold for decks full of legends
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