Healing Water is an excellent and low-cost way to heal injured benched pokemon, and, since Celebi's retreat cost is also very inexpensive, they can switch out before they take too much damage
7 Dawnglade Regent The King Of Keep-Away Another pricey green creature, Dawnglade Regent is a monarch-based creature that can keep your entire board safe so long as you hold the crown
Norns Annex is expensive, and people can just pay life
But, possibly the best fit for the combo is a green-white shell, with Sun Titan as the card to ramp into
Ruby/Emerald is a great deck for tacticians interested in countering opponents, with an arguably higher skill ceiling than Amber/Amethyst that can make it a real power deck in the right hands
Several factors influence Base card values: card condition (mint cards worth 3-5x more), rarity (holographic and rare cards command higher prices), first edition status, PSA/BGS grading scores, and market demand for specific Pokemon