With Fusion Summons growing ever more important in the current metagame thanks to decks like Branded Despia, Super Polymerizations potential in the current meta only grows larger as time passes
With a small number of cards, a ridiculously high novel level can be achieved using level lifter on two monsters of the same type with less than 1000 ATK/DEF, discarding a high-level monster (at best, level 12 like "Yubel the Ultimate Nightmare" for example) thus making them both level 12
But nothing tangible, nothing we could infer
Every card has ups and downs, and this Raichu card is beginning to find stability.
You could build a Niv-Mizzet Reborn deck that only uses cards from Ravnica and focuses on the interactions between the guilds
(2018-01-19) If a resolving spell or ability instructs a specific creature to explore but that creature has left the battlefield, the creature still explores