Its in the Rith Do-Over since its essentially also a blink deck
Number 65 Language English Legal Formats Commander, Legacy, Modern, Vintage Not Legal Formats Alchemy, Brawl, Competitive Brawl, Historic, Pauper, Pioneer, Standard, Timeless Rulings (7/1/2012) Battle of Wits has an "intervening 'if' clause." This means that if you don't have 200 or more cards in your library at the beginning of your upkeep, the ability won't trigger
Reclamation Sage is a classic that helps destroy pesky enchantments and artifacts similar to the previously mentioned Nethroi, Apex of Death
It's also a great inclusion in decks that want to force foes to draw cards
I really dont have any complaints about Kroxa and Kunoros, they just dont do as much as they could