To quote the guys from Lucky Paper, There are few things I love more than cards that make it strategically correct to play a giant, splashy spell. Theyre talking about Cube, but it applies to Commander all the same
Previous Greninja cards have been received well by fans, like Twilight Masquerade's Greninja ex (214/167) SIR, so this Chaos Rising card feels like the latest in a line of popular Greninja cards
For brewers who like to see their deck's role distribution at a glance, nothing else comes close
Stone of Erech - While I dont think this is necessarily an upgrade on Soul-Guide Lantern or Relic of Progenitus, it does get points for shutting down creatures entering graveyards
Most LGSs carry some quantity of new Commander precons, though hot decks like the Eldrazi precon will either sell out fast or already be sold out from preorders