Enrage

Enrage - When a friendly creature dies, this creature gains X Enrage counter(s) giving +1 and +1 per counter where X equals the Enrage value. After this creature attacks, remove all Enrage counters from it.

When a friendly creature dies, this creature gains X Enrage counter(s) giving +1 and +1 per counter where X equals the Enrage value. After this creature attacks, remove all Enrage counters from it.