One is a Green and White Human deck (or Witch, but not with that Creature type, the point is its based around the new coven mechanic), and the other is Blue and Black Zombie deck
For 2 mana, you can remove some of the most prevalent kinds of permanents (except artifacts) at instant speed
The simplest version of this is when one card just makes another one stronger
Here are the sets we recommend most for new collectors, organized by what makes them appealing
Market Price: $194.86 Market Price: $62.73 Thanks to the 40 starting life in Commander, this card is significantly more robust than in the other formats where people have tried to make it work
Hazoret the Fervent does require you to be fairly aggressive, as you want to be attacking with it on turn four or five if possible