Calera Ashmane

When Calera Ashmane enters the
battlefield, create Jasper, Malevolent Reptile,
a legendary 3/3 green Dinosaur creature
with trample.
Whenever a nontoken creature you
don't control dies, create a 1/1 black and green
Bone Minion creature token with "When this
creature dies, you gain 1 life."