Your search for "Altitude Knight THSF-EN046" revealed the following:
Altitude Knight - THSF-EN046 - Super Rare - 1st Edition from The Secret Forces 1st Edition, available at 401 Games Canada. Rarity: Super Rare Card Text:Once per turn, when another monster on the field returns to the hand or Main...
Altitude Knight - LTGY-EN036 - Rare - 1st Edition from Lord of the Tachyon Galaxy 1st Edition, available at 401 Games Canada. Rarity: Rare Card Text:Once per turn, when another monster on the field returns to the hand or Main...
Altitude Knight - LTGY-EN036 - Rare - Unlimited from Lord of the Tachyon Galaxy Unlimited, available at 401 Games Canada. Rarity: Rare Card Text:Once per turn, when another monster on the field returns to the hand or Main Deck: Send...
Altitude Knight - THSF-EN046 - Super Rare - Unlimited from The Secret Forces Unlimited, available at 401 Games Canada. Rarity: Super Rare Card Text:Once per turn, when another monster on the field returns to the hand or Main Deck: Send...