Crumblestone Sentry

Defender
Crumblestone 4 (This creature enters the battlefield
with four crumble counters on it. Its toughness is equal
to the number of crumble counters on it. Whenever this creature attacks or blocks, remove a crumble counter
from it at end of combat.)
When Crumblestone Sentry dies, create a 1/1
white Bird creature token with flying.