General rules for stickers: The four types of stickers are name stickers (which add to a card's name), art stickers (which add to a card's art), ability stickers (which add to a card's abilities), and power and toughness stickers (which set a card's base power and toughness)
For each additional Energy attached to it, Drfblim does 20 more damage, making it 40 DMG with Fantinas help
You can't make the affected player concede
Also, you must have priority and the stack must be empty
Or something is really too variable to discuss here, but if Im going to be stuck with cards after Restore Balance, Im a big fan of being able to play lands and possibly cast spells after in case Greater Gargadon wont get there
The idea with these is completing them nets you a deck ticket, which is then swapped for a starter deck of your choice