First use Cocokadoodledoo, Simorgh, Bird of Beginning and Elborz, the Sacred Lands of Simorgh to assemble 2 Winged Beasts on the field
Cheap removal like Dead Weight seems to fit nicely, as it allows us to use all those extra cards we get from Notion Rain
First, without knowing more about what the Historic meta will look like, it's hard to nail down the removal spell slots, so instead of something like four Cast Down, we're playing one Disfigure, one Legion's End, one Cast Down, and one Finale of Eternity
All five colors
The Eero isnt an extender, it is a mesh system where all the components communicate together
The combined attack points of those monsters can be added to Eatos's already strong 2500