Creature — Human Artificer
2 / 2
Double strike (This creature deals both first-strike and regular combat damage.)
When Scrapper Champion enters, you get
(two energy counters).
Whenever Scrapper Champion attacks, you may pay
. If you do, put a +1/+1 counter on it.
Energy counters are a kind of counter that a player may have. They're not associated with any specific permanents.