Alrighty.. lemme hand out some corrections.
is the symbol for Gravity Quanta, so you need to put "Gravity" at "Element:", not
. Cost for the unupped card is 12 on the card and 15 in the table. Card text should be corrected with spelling and punctuation like so: "Destroy half of all pendulums and pillars and consume half of all quanta from both players." No need to specify in the card text whether it's a pillar or tower (see: Earthquake). Oh, and you need a space in the title.
As for the mechanism itself, I think it should consume all your
. It would make sense with the other "advanced" spells in mind.