Viral Mutation

 is an ability in Nightbanes. It is an active ability, which means it will only activate once the creature has a full bloodlust counter.  For a list of all Cards with this ability, click here! 

Variations
can appear as certain activation, or with a chance to activate. It will usually activate during the card's turn. It can increase by 1 or 2.

Explanation
Viral mutation increases the numerical value of an ability. This refers to a digit in an ability, like '1', not a written-out number like 'one'.

Strategy
Very powerful in many combinations, especially with abilities like Dreadmane's Fireball, which hits ALL enemy creatures !