Thousand-Eyed Beast

Whenever a creature an opponent controls attacks
one of your opponents, double its
power until end of turn.

{x}{x}{r}: Monstrosity X.( if this creature isn’t monstrous, put {x} +1/+1 counters on it and it becomes monstrous)

When this creature becomes monstrous, goad up to
{x} target creatures your opponents control.