Surge Node enters the battlefield with six charge counters on it. {1}, {T}, Remove a charge counter from Surge Node: Put a charge counter on target artifact.
Without a foe to focus on, the machine priests had time to indulge in new sciences.
2020-08-07
Once Surge Node has run out of charge counters, it remains on the battlefield.
2020-08-07
Surge Node can be the target of its own activated ability. Because it doesn't "move" a counter, the ability will remove a counter from Surge Node and then put one onto it.