Changes

==TCG OCG Rulings==* [[Inflict]]ing 300 [[Effect damage|damage]] and destroying all monsters on This card cannot be activated during the [[Playing Field|field]] are both [[resolveDamage Step]]d at the same time.<ref name="Indiv-GCNo.6670">[http://entertainmentwww.db.upperdeckyugioh-card.com/yugioh/en/gameplay/faqs/cardfaqsyugiohdb/defaultfaq_search.aspxaction?firstope=4&cid=Grand%20Convergenc7303&lastrequest_locale=Grand%20Convergence UDE FAQja Konami OCG Card Database]: Individual Card Rulings for "Grand Convergence"</ref>

* If the 300 [[effect Damage|damage]] would This card can only be reduced to 0 by the effect of activated while "[[Des WombatMacro Cosmos]]" or "[[Pikeru's Circle of Enchantment]]", "[[Grand Convergence]]" can still be [[activate]]d and all monsters is face-up on the [[Playing Field|your field]] will still be destroyed. <ref name="Indiv-GCNo.6670"/>

* If an effect that [[destroy]]s "[[Macro Cosmos]]Applying " or removes it from the [[Playing Field|field]] is [[chain]]ed ''Inflict 300 damage to your opponent''"[[Grand Convergence]]and ", ''destroy all monsters on the effects of "[[Grand Convergence]]field''" will still [[resolve]] because are treated as being done at the [[activate|activation]] conditions were correct when it was [[activate]]dsame time. <ref name="Indiv-GCNo.6670"/>

* "[[Barrel Behind the Door]]Grand Convergence" can be [[chain]]ed activated even if there are no face-up monsters on the field. (In that case, only apply "''Inflict 300 damage to this cardyour opponent''". )<ref name="Indiv-GCNo.6670"/>

==Previously Official Rulings=={{Previously Official Rulings |UDE's Rulings =* [[Inflict]]ing 300 [[Effect damage|damage]] and destroying all monsters on the [[field]] are both [[resolve]]d at the same time. * If the 300 [[effect Damage|damage]] would be reduced to 0 by the effect of "[[Des Wombat]]" or "[[Pikeru's Circle of Enchantment]]", "[[Grand Convergence]]" can still be [[activate]]d and all monsters on the [[field]] will still be destroyed. * If an effect that [[destroy]]s "[[Macro Cosmos]]" or removes it from the [[Playing Field|field]] is [[chain]]ed to "[[Grand Convergence]]", the effects of "[[Grand Convergence]]" will still [[resolve]] because the [[activate|activation]] conditions were correct when it was [[activate]]d. * "[[Barrel Behind the Door]]" can be [[chain]]ed to this card. * If there is a monster on the [[Playing Field|field]], you can [[chain]] "[[My Body as a Shield]]" to this card.<ref name="Indiv-GC"/>}}