Your search for "Healing Wave Generator DP08-EN008" revealed the following:
Healing Wave Generator - DP08-EN008 - Common - 1st Edition from Duelist Pack: Yusei 1st Edition, available at 401 Games Canada. Rarity: Common Card Text:Once per turn, you can select another face-up monster you control to gain Life Points equal...
Healing Wave Generator - DP08-EN008 - Common - Unlimited from Duelist Pack: Yusei Unlimited, available at 401 Games Canada. Rarity: Common Card Text:Once per turn, you can select another face-up monster you control to gain Life Points equal to that...