W Nebula Meteorite - Common - Yu-Gi-Oh

Change all face-down monsters on the field to face-up Defense Position. During the End Phase this turn, change all face-up LIGHT Reptile-Type monsters you control to face-down Defense Position, then draw 1 card for each. After that, you can Special Summon 1 Level 7 or higher LIGHT Reptile-Type monster from your Deck.