voltage booster box Pokémon TCG: Sword & Shield: Vivid the delightful round wonder that is Gigantamax Pikachu Sword & Shield: Vivid Voltage

There are even variants of the Polymerization spell card itself, such as Super Polymerization which allows a player to use an opponents monster as a Fusion material

While it does affect you as well, due to the Floodgate nature of it, your field will likely already be established so it won't harmfully affect you

The Panoramic SEC Pair OP-15s two Secret Rare Parallels Enel (OP15-118) and Luffy (OP15-119) connect into a single panoramic scene when placed side by side

I think the Magic community adapted to the mana value change pretty well

Going further, any spellslinger-style Commander strategy will want this as you can create so many Dragon tokens across a number of turns