You can Ritual Summon this card with any “Megalith” card.
You can use the (1)st effect 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) Monsters you control gain 300 ATK/DEF for each Ritual Monster in your GY.
Atom 1.0
