Era of Innovation

If a creature that is both an artifact and an Artificer enters the battlefield under your control, Era of Innovation's triggered ability triggers only once.

2016-09-20

You can pay only once each time Era of Innovation's first ability resolves. You can't pay more to get more than .

2016-09-20

Energy counters are a kind of counter that a player may have. They're not associated with any specific permanents.

2024-06-07

Keep track of how many energy counters each player has. Potential ways to track this include writing theme down on paper or using dice, but any method that is clear and mutually agreeable is fine. (At higher levels of tournament play, dice may not be allowed for tracking counters that players have.)

2024-06-07