Sol and Luna (SBC2-ENC12) [Speed Duel: Battle City Finals]

Target 1 monster you control and 1 monster your opponent controls; apply the following effect on each monster, depending on its battle position.<br>• Face-up: Change it to face-down Defense Position.<br>• Face-down: Change it to face-up Defense Position.<br>You can only activate 1 "Sol and Luna" per turn.