Ancient Forest

Card type	Monster
Attribute	SPELL"SPELL" is not in the list (DARK, DIVINE, EARTH, FIRE, LIGHT, WATER, WIND, ?, ???, THUNDER, ...) of allowed values for the "Attribute" property.
All monsters on the field are switched to Attack Position (Flip Effects are not activated). Monsters cannot be Summoned in defense position, nor can they be changed to defense position. If a monster attacks, it is destroyed during the End Phase.

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