Across nearly three decades of releases, a handful of Charizards stand far above the rest, ranging from a seven-figure 1st Edition holo to a 1995 card that predates the trading card game itself
Legendary Planeswalker - Narset Nezahal, Primal Tide This spell can't be countered
Or I guess an option would be to forsake its generic properties and bind this card to an attribute, type or archetype so only certain decks get to play it, but that may be against your intentions with this card.
Most green heavy decks will be packing multiple copies of Snakeskin Veil since its both a combat trick and protection
So, if you keep the first one, you put yourself in a position where you have to scry every upkeep to avoid another land draw
This will allow you to easily retreat Toxicroak when it has sustained damage