Ash Williams, El Jefe

When Ash Williams, El Jefe or artifact-equipment enters the battlefield every creature you control that has an artifact equipped to them gains double strike.

Ghostbeater- (You can have two commanders if the other is a Ghostbeater as well)

"Hey Granny, I Hope You Took Your Geritol, Cause It's Time To Dance!"-Ash Williams (Ash vs Evil Dead, 2015)