Medusa makes it very difficult to get big powerhouse cards out with hopes of them lasting long enough to make an impact, and thats why her impact on the game is still felt to day several sets after she was first introduced
Sure, you need to time it right, but landing this effect even for 2 heals and 2 draws, can be enough to swing a game
Jenova will feature in the main MTG set for Final Fantasy at rare, so expect her to show up at your prelease
We do have sacrifices and creatures that trade in combat, so it definitely can happen, but theres a chance Noctis, Prince of Lucis isnt very effective, and at three colors it takes a lot to put Noctis into a deck in the first place
But after questing with Jafar, players would use A Whole New World a time or two, gaining them as much as seven or 14 lore in one fatal swoop
Read the latest document here or check under Comprehensive Rules here if they get updated