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. You can only use this effect of "Clockwork Night" once per turn. You can only activate 1 "Clockwork Night" per turn.
NM-Mint 1st Edition - $2.60
Lightly Played 1st Edition - $2.40
Moderately Played 1st Edition - $2.30
Heavily Played 1st Edition - $2.10
Damaged 1st Edition - $1.70
NM-Mint 1st Edition Non English - $2.60
Lightly Played 1st Edition Non English - $2.40
Moderately Played 1st Edition Non English - $2.30
Heavily Played 1st Edition Non English - $2.10
Damaged 1st Edition Non English - $1.70