Pandemonium Summon

A  (Japanese: パンデモニウム Pandemoniumu Shōkan, abbreviated in ), is a form of  utilized by Pandemonium Monsters. Like, Pandemonium Summoning allows the player to Summon multiple monsters simultaneously.

Mechanics
Once per turn, if a player controls a face-up Pandemonium Monster in your Pandemonium Zone, they can perform a Pandemonium Summon. A Pandemonium Summon allows the player to Special Summon any number of monsters from your hand or face-up Extra Deck whose Levels all between the Scales of the Pandemonium Monster in your Pandemonium Zone. Afterwards, the monster in the Pandemonium Zone is destroyed. This destruction is not treated as being by a card effect, and would thus not trigger effects that activate upon destruction via card effect.

In accordance with, Pandemonium Monsters that are face-up in the can only be Pandemonium Summoned to either a  that a  point to, or an  if unoccupied. Monsters that are Special Summoned from the hand can only be Summoned to a Main Monster Zone.

Pandemonium Summons are a type of, so they can be negated by cards like or. Furthermore, Pandemonium Summoning is not a card effect, and is unrelated to the effects of the Pandemonium Monster performing the Summon. Therefore, it can be performed even if the effects of the Pandemonium Monster are negated (such as by the effect of .)

Pandemonium Summons cannot be performed on the same turn as a Pendulum Summon, and vice-versa.