Fervix Strongarm

First strike
Whenever Fervix Strongarm becomes blocked,
untap it and put a +1/+1 counter on it.
Enhanced - At the beginning of your end step, if
Fervix Strongarm is tapped and equipped, exile
it and create a 5/5 red legendary Dragon creature
token with flying named Fervix, the Cursed.
When you do, put a +1/+1 counter on it for each
+1/+1 counter on Fervix Strongarm.