Gear Gigant X (Quarter Century Secret Rare)

2 Level 4 Machine monstersOnce per turn: You can detach 1 material from this card; add 1 Level 4 or lower Machine monster from your Deck or GY to your hand. When this face-up card leaves the field: You can target 1 Level 3 or lower "Geargia" monster in your GY; Special Summon that target.