Benefits more than most Spirits from getting 1 onto the board; in addition to the usual benefits, it can fuel an Explosive Eruption. This can result in a huge turn, but if overdone the following turn or two may be very constrained. Bigger eruptions are extremely powerful, but cause B, and the Invaders may not provide the luxury of enough time to build up the desired pressure - judging the timing of when to erupt and for how much is a key part of playing this Spirit.