It looks like you are trying to use more energy than you have.
Edrad takes 3-1 = 2
GF takes 2-1 = 1
and Zangetsu used a white
That means you need 3 rei for the random energy, but you only have 2, which is why it's showing the -1 and won't let you end your turn
Edrad takes 3-1 = 2
GF takes 2-1 = 1
and Zangetsu used a white
That means you need 3 rei for the random energy, but you only have 2, which is why it's showing the -1 and won't let you end your turn