Sequence Nodes

Sequence Nodes are upgrades to Resonators, increasing the capabilities of the Resonator by adding a variety of different buffs. 
Resonators have a maximum of 6 Sequence Nodes, in what is called a Resonance Chain.
== Unlocking ==
Sequence Nodes are unlocked by receiving a repeated version of a Resonator, in which the Resonator's Waveband is received; buying a Resonator's Waveband in the Aftershocked Coral Store, which can buy both 5-star and 4-star Resonators' Wavebands; or in the case of Rover, gaining through completing the main story.