Evil Deity Altar (H-EB03/0049EN) (H-EB03)

[Cast Cost] [Put the top three cards of your deck into this card's soul]
[Set] (This card remains on the field.)
When a monster on your field is destroyed, put a card from this card's soul into your drop zone.
When the number of cards in this card's soul becomes 0, put this card into your drop zone, and you may call a size 3 «Demon Lord» or «Hundred Demons» from your drop zone to your center by paying its [Call Cost].