Obscura Operation (Kamiz) and Riveteers Rampage (Henzie) will be in the second article which will release on Sunday May 1st - expect a link to that article here when it gets published
Both of these are of the same type of card that you cant do anything about once its in play, but they make the game different and more exciting, and they serve as a way to liven up those boring Commander games
If Aggravated Assault is on the battlefield, you can have infinite combats by paying for Aggravated Assault's effect with the mana Savage Ventmaw makes
If you just want a ton of cards to brew with and visit the free bots daily, taking the maximum number of cards, by the end of the year, you'll have more than 3,000 cards in your account, all for free
Gray Merchant of Asphodel (or Gary, as many know it) is very powerful in a mono-black deck
Once you begin to cast a legendary sorcery, losing control of your legendary creatures and planeswalkers won't affect that spell