My rule of thumb is if my opponent has fallen behind on mana, its hard to be wrong about sitting with Negate up and then making your max-size Shark if they do nothing
The red background with lightly drawn shapes suggests a honeycomb, which is a subtle but visually interesting effect
Enduring Angel / Angelic Enforcer Enduring Angel and its transformed version, Angelic Enforcer, provide you hexproof when your back is against the wall with a low life total
But another important aspect is its second ability
Manaform Hellkite As per any Standard set, Manaform Dragon is the Mythic Red Dragon of Crimson Vow and its a pretty good one at that
Still, as of 2025, a PSA slab generally edges out CGC in resale value, but CGC is not far behind and may be worth it when factoring in their lower grading fees