Christina, death general

: Whenever you cast 2 spells in a turn put 2 +1/+1 counters on your creatures then proliferate
+2: Destroy target creature; create a 1/1 mini soldier with "tap create a token copy of this"
-12: sacrifice this then create a blue black Legendary token called Christina,the penultimate with indestructable, flying and annhilator 3