Both of Naga Fleshcrafter's abilities copy exactly what was printed on the original creature and nothing else (unless that creature is copying something else or is a token
Changed Scare-a-thon
Connive also already showed up on a number of villainous cards from the Marvel's Spider-Man set, so it's a natural fit here
Since your creature deals damage before the opponent's, your shield counter is left unmarred and your creature stays protected
In a Choco deck youll often be attacking with numerous small birds, and if some of them die to blockers or removal Soulcatchers' Aerie will massively buff the survivors
Lands are pretty much Volcanic, Steam Vents, Scalding Tarn (and other U/R sac lands once you have the duals to find with them), Shivan Reef, Spirebluff Canal, Cascade Bluffs, Wandering Fumarole, Sulfur Falls, City of Brass/Mana Confluence in that order