REDU format ruling

Half or Nothing

This card by format:GoatEdisonTenguREDUAdvanced
Half or Nothing
Nearest-era rulings (Tengu, Sept 2011) — no REDU-specific archive exists.
Card effect (current official text)During your opponent's Battle Phase (except during the Damage Step): Your opponent chooses 1 of these effects. ● Halve the ATK of all monsters they currently control, until the end of the Battle Phase. ● End the Battle Phase.

Rulings

  • "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.
source: Rulings_Tengu (Format Library) — nearest era to REDU (Sept 2011 vs Sept 2012); verify against period sources
Rulings data courtesy of Format Library formatlibrary.com. Spotted an inaccuracy? Flag it in the REDU forum — sourced change requests get reviewed.

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