You can Ritual Summon this card with any “Megalith” card.
You can use each effect among the (1)st and (2)nd effects with this card’s name only once per turn.
(1) You can discard this card; Choose 1 “Megalith” Ritual Monster in your hand, and if you do, Tribute other monsters from your hand and/or field whose total Levels equal or exceed the chosen monster’s Level, and after that, Ritual Summon the chosen monster.
(2) If this card is Ritual Summoned: You can target cards your opponent controls, up to the number of Ritual Monsters with different names in your GY; destroy them.