Mechanical Clockwork Night

Continuous Spell

You can only activate this card once per turn.

You can only use the effect of this card once per turn.

All face-up monsters on the field become Machine monsters.

Machine monsters you control gain 500 ATK/DEF, also Machine monsters your opponent controls lose 500 ATK/DEF.

You can banish this card from your GY, then discard 1 card; Add 1 EARTH Machine monster from your Deck to your hand.