Even mid-grade copies hold their value better than almost any other card from the era, because the demand for Base Set Charizard is so broad and so deep that it supports pricing across every condition tier
The best case for this is off a Sneak Attack where you deal 10 and gain 5, nice but only have the job and no lasting value or disruption
Morska, Undersea Sleuth A small bit of detective work will show you that Morska, Undersea Sleuth is a solid card advantage creature, if your deck supports Bant colors
Wild Magic Surge is obviously a bit worse than Chaos Warp, but otherwise a good addition/replacement for it
Lunarch Veteran / Luminous Phantom Whatever happened to Lunarch Veteran, the lost lead singer of the Soul Sisters band, the most popular act in the lifegain genre
The deck already features Deepglow Skate and similar cards, so a few adjustments to the planeswalkers in the deck could lead to some game-winning two-card combos