Tengu format ruling
Rainbow Veil
Card effect (current official text)If the equipped monster battles an opponent's monster, while that monster is on the field its effect(s) is negated during the Battle Phase only.
Rulings
- Rainbow Veil's effect starts being applied when the attack is declared. It does not start a Chain. It does not target the opponent's monster.
- Effects that activate in the GY or removed zone will not be negated by Rainbow Veil.
- If a monster affected by Rainbow Veil is not destroyed by the battle, its effects remain negated for the remainder of the Battle Phase.
- When Rainbow Veil is removed from the field or negated, the effects of the monster you battled with are no longer negated.
- If a monster equipped with Rainbow Veil attacks a face-down monster, when that monster is flipped face-up in the Damage Step its effects are negated.
- If a monster affected by Rainbow Veil is flipped face-down after the battle, its effects are no longer negated.
- While Rainbow Veil is equipped to a monster that is unaffected by the effects of Spell Cards, Rainbow Veil's effect is still applied.
Rulings data courtesy of Format Library — formatlibrary.com. Spotted an inaccuracy? Flag it in the Tengu forum — sourced change requests get reviewed.