Though this doesnt seem that impressive at first glance, bear in mind that, armed with a Rare Candy, you can evolve this Charmander into a Charizard ex on the turn after its played, then power it up immediately using the Charizard exs Infernal Reign
You can only use this effect of "Prank-Kids Battle Butler" once per turn
However, it has massive impact on a few matchups
A playgroup of friends has pre-established rapport between its players that usually lets people get away with more shenanigans, so showing up with a bunch of silly effects that derail games would be much less likely to end with someone picking up their cards and leaving in a huff
Collectors hoping to complete the entire showcase treatment, especially those chasing Surge Foil variants, will have the best odds by opening Collector Boosters
In the right deck, Ramos snowballs into both a gigantic flying attacker and a mana engine that fuels backbreaking turns