With the battle speed doubled or tripled, when you activate a special move with a special window that opens automatically when the power-up state expires, the power will be 2 It seems that you can avoid it by playing at a multiplier or by using your energy before the power-up state ends.
I'm used to triple the battle speed, so the normal battle speed can be painful. This bug seems to be fixed in the update on May 3th (Monday).
May 5, 9:20 added
Dragon Ball ZX Keepers
thank you for using.We are currently confirming the following problems.
・With the battle speed doubled or tripled in battle,
In a special window that opens automatically when the power-up state expires
There is a case where the energy becomes 0 when the Special Move is activated.We apologize for any inconvenience caused to our customers.
You can avoid it by playing Battle Speed at a normal rate or by using Ki before the power-up state ends.This bug will be fixed in the update on May 5th (Monday).
We apologize for any inconvenience caused.We will continue to use "Dragon Ball ZX Keepers"
Thank you for your consideration.
It's too late to fix bugs
Damages of the helper have been corrected.
It seems that there are many bugs since the service has just started, but I personally think that the pace of correction is faster than other games.