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→OCG Rulings
*You cannot choose to activate cards/effects like "[[Dark Core]]" while "[[Imperial Iron Wall]]" is active.<ref>[http://yugioh.faq.konami.jp/EokpControl?&lang=en&tid=44070&event=FE0006 Konami FAQ]: Trap Cards > Imperial Iron Wall</ref> If "[[Imperial Iron Wall]]" is chained to such an effect/card, then no card is removed from play.<ref>[http://yugioh.faq.konami.jp/EokpControl?&lang=en&tid=44244&event=FE0006 Konami FAQ]: When "Imperial Iron Wall" is active, can you activate effects which remove cards from play?</ref>
*When If your "[[Elemental Hero Absolute Zero]]" is on under your opponent's fieldcontrol, then when it is removed from play by "[[Dark Core]]"etc, then its effect it activates in as your [[Removed Zone]] effect, and you destroy all monsters on your opponent's field. If it is removed from play temporarily with "[[Compulsory Evacuation Device]]"/"[[Dimensionhole]]"/etc, then it is considered to be under your opponent's control while removed from play, so it activates as your opponent's effect and destroys all monsters on your field.<ref>[http://yugioh.faq.konami.jp/EokpControl?&lang=en&tid=46075&event=FE0006 Konami FAQ]: When your "Elemental Hero Absolute Zero" is removed from play from your opponent's field, are either player's monsters destroyed?</ref>
===Mentions in Other Rulings===
