"Half or Nothing" cannot be activated during the Damage Step. The effect of "Half or Nothing" that halves ATK only applies to monsters face-up on the field at that time. Monsters flipped face-up, or Summoned, afterwards are not affected.
"Half or Nothing" cannot be activated during the Damage Step.
The effect of "Half or Nothing" that halves ATK only applies to monsters face-up on the field at that time. Monsters flipped face-up, or Summoned, afterwards are not affected.