enhanced phantasmal flames booster box Pokemon: Build & Battle 10ct Display and both Pokémon prepare to attack Pokemon ME2 Phantasmal Flames Booster

The printing of Frogmyr Enforcer let us know that prototype's still in the designers' back pockets if they ever wanted to use it again, though that card was too clever not to make, so maybe it wasn't an indication of prototype coming back any time soon

Second heart: The Player and Kite Tenjo Tag Duel against Trey and Quattro

It cannot be destroyed by battle

draw 1 card, but if you Tributed a DARK monster other than this card, you can add 1 DARK monster with 2000 or more DEF from your Deck to your hand instead

The HQ moved to Texas in 2022

While Tag Team cards are undoubtedly some of the most valuable in the Pokemon TCG, there aren't many that feature Ultra Beasts