If you don't put an art sticker on the permanent because you don't have any available, the outside person should rate the card's existing art
Moves Card Stats Guide Mega Manectric EX looks amazing, and as you'd imagine from a Lightning type, it does damage for a low Energy requirement (only 2)
Pocket and the TCG both introduced their recent wave of Mega Evolutions at the same time, for instance, and the pair recently had a simultaneous announcement for their Rayquaza sets
This cards art style totally leans into that vibe, with a stained-glass-like design showing off Glaceons Tera form in all its icy glory
You can combine this with other effects to make the benefit to yourself even greater, but even just having this out and nothing else is going to give you a huge advantage over everyone else
"Blazing Mirror Force" and "Grand Horn of Heaven" from Dimension of Chaos