If your opponent controls more monsters than you do: Special Summon 1 "Artmage" monster from your Deck in Defense Position, with a different name than the cards you control. If this card is sent to the GY to activate the effect of "Artmage Academic Arcane Arts Acropolis": You can add 1 "Artmage" Trap from your GY or banishment to your hand. You can only use each effect of "Artmage Movement -Pedigree-" once per turn, also you cannot Special Summon from the Extra Deck the turn you activate either of this card's effects, except Fusion Monsters.
