Irritatibility

Double Strike, cumulative upkeep {r}
When Irritability enters the battlefield, it deals 5
damage divided as you choose among any number
of targets.
Our newest addition to the power creep product line!
Don't worry, we'll make sure to wait at least two
years to make our source of income think they're safe
before BAM! We steal this extremely pushed card
from under our customer's feet. Foolproof.