You can only activate 1 "Resonator Command" per turn
Ive found that taking out energy acceleration early game and draw support late game, or when your opponent has a small hand, are the best times to do so
If your LP are higher than your opponent's, you take any battle damage your opponent would have taken from battles involving this attacking card, instead
From Ravinca: Clue Edition, keep an eye out for Dimir Strandcatcher as another consistent source of surveil triggers and a potential card-draw source too.
Meanwhile, Nykthos, Shrine to Nyx is a great way to power up some of our turns, since we should be able to get quite a bit of devotion going
He costs one less if the player has an Inventor on the table , and he has a high defense stat of four for the amount it takes to play him