Both Aurelias can really put the pressure on, with the Warleader providing extra attacks
Target it with a pump spell or cantrip, and suddenly every creature you control gets a copy
It creates a six loyalty planeswalker for just three mana, and gives you a valuable resource in the progress, making him a Food deck staple in the three formats hes still legal in
I also found that after all the sacrificing, mid game I was running out of defense, so some additional creatures have been added with dual purpose, such as Angel of Sanctions and Emeria Shepherd
Squee, the Immortal Squee, the Immortal is vastly superior to its 1/1 counterpart
In conclusion, this is a very complicated card to evaluate without having casted it at least once