* The effect is always activated when the opponent declares an attack targeting a [[face-up]] [[Defense Position]] monster.<ref name="No.6449"/>
* [[Coin Tosstoss|Toss a coin]] when resolving the effect, and apply the result. Depending on the result, apply "''If you call it right''" or "''If you call it wrong''".<ref name="No.6449"/>
==Previously Official Rulings==