Might I suggest the latter with a deathtouch Commander in Rakdos since just two colors should let you have a bunch of Mountains to pump since first strike is nasty with it, like the commonly played Prosper, Tome-Bound
As if this weren't enough, if a card cast by an opponent would be cast without paying any mana, Lavinia immediately counters that spell outright
Commander decks are a little different in that they require exactly 100 cards
We've reused Adventure numerous times and have looked at bringing back evoke in multiple sets
Combine these two things togethera community that is rightly angry about the lack of good reprints thanks to Wizards printing some astoundingly bad Masters sets over the past couple of years and a community that wrongly expects Magic cards to be unrealistically cheap, so cheap that Wizards couldn't stay in business if it actually met the demandsand it's hard to see how Wizards can easily solve the fake card problem, at least easily and cheaply
All fifteen new cards provide unique and interesting playstyles as possible commanders