Kotis lets you effectively escape creatures each turn, whule buffing Kotis up in the process
A 3/2 with flying, at the beginning of its controller's end step, Strefan creates a blood token for each player who lost life that turn
It is also extremely hard to counter such an effect, unless you hold the right card at the right time
This can potentially save a couple of your creatures, even if it isnt the type of card you can rely on
Exava, Rakdos Blood Witch $4 Exavas big problem is that she pales in comparison to Falkenrath Aristocrat, Hellrider, Olivia, and the other cards shes in direct competition with
Of the five Planeswalkers compleated in this set, two are missing (Vraska and Jace), two have been uncompleated (Nissa and Nahiri), and only poor ol Lukka died