Shara Ishvalda, Old Everwyrm

Trample, desertwalk, ward {x}, where X is the
number of deserts you control

Shara Ishvalda, Old Everwyrm enters the battlefield
with four shield counters.

Whenever one or more shield counters are
removed from Shara Ishvalda, put a +1/+1 counter
on it for each of those shield counters.