• This is the first Level 6 Synchro Monster to require 2 or more non-Tuner monsters to Synchro Summon it.
  • This version of "Summoned Skull" is the only one that "reverses" the color on the monster. The red claws are blue and the blue body is red on both "Summoned Skull" and "Skull Archfiend of Lightning".

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