In a 40-life format, this is essential in colorless, one and two color decks all day long, especially ones that don't get good reliable card draw like Red, White and Green
I could actually point to Cinder Shade and Shivan Zombie as two of the cards that got me hooked on Rakdos aesthetics
The big one is giving all our creatures menace and trample until end of turn, Mishras only evasion
Inner Sanctum is a way to protect all your creatures from all damage they would take
Those hot ladies are characters that people have fallen in love with (hopefully not literally but ) in games and stories
If your totem armor enchantments aren't enough to protect your creatures, enlist the help of Deathless Angel, which can make any creature indestructible for a turn