- Each of stars count as a separate ability for the purposes of applying stacks.
- The 3 second timer is non-refreshing - the third stack has to be applied within 3 seconds of the first.
- Non-damaging abilities also apply stacks - this includes abilities like and , as well as item actives like and .
- Despite not being abilities, stacks can be applied by aura and by basic attacks from a -empowered minion.
- Electrocute is almost identical to the removed Season 2016 mastery . The primary distinction between the two is that persistent area of effects and multi-hit spells can no longer generate multiple stacks per cast - e.g. , and .
- Electrocute in-client has a caption that reads: "We called them the Thunderlords, for to speak of their lightning was to invite disaster."