However, if you use a Creature with flying to pay for the device cost, then it gains flying
(You may cast it from your graveyard for its escape cost this turn.) P/T Number 101 Language English Legal Formats Commander, Legacy, Vintage Not Legal Formats Alchemy, Brawl, Competitive Brawl, Historic, Modern, Pauper, Pioneer, Standard, Timeless Rulings (3/8/2024) If a spell you're casting with escape has an additional cost of discarding cards or sacrificing permanents, you may exile cards discarded or sacrificed this way to pay that part of its escape cost
"'Pokemon' powers Kids' WB"
Its just that this suggests the card was once a 5/5, got tested, and was found to be broken, hence the goofy nerf
Arena Tutor senses that I have a few green cards already, so that suggests a card is more likely to work better in my deck
But the sheer value of rocking a bunch of cards with a number of option is something you shouldn't skip past when you are assembling your deck