Mileva, Heart of the Tenth

Haste, First Strike
Whenever Mileva, Heart of the Tenth attacks or becomes the target of a spell or ability, put a
+1/+1 counter on each creature you control.
Each other creature you control with a +1/+1
counter on it has haste and first strike.
"For the Tenth, for the Legion, for Ravnica!"
—Commander Mileva