After completing a dungeon, Sefris brings a creature straight back to the battlefield, making your earlier losses worth it
Ultimately this is probably a better mechanic than the VMAX before it, leading to the game still being played with a focus on Stage 2 Pokemon, and all the accouterments that come with those sots of decks that make them distinct from decks focused on basic Pokemon or even Stage 1 Pokemon
If Genku and one or more other nontoken permanents you control leave the battlefield at the same time, Genku's ability will trigger for each of those other nontoken permanents
But, that's another great home for it, I just wouldn't call it "fair" unless it's a Rakdos Dragonstorm non-combo one, I could see that work
Its even more costly if you want the Enchanted version of the card, which weve shown above