The deck itself is fully legal in expanded but some cards are reprinted from non standard sets which makes the illegible for standard play
The concept of the mana curve is important to all decks, but it's most clearly illustrated in the case of a fast creature deck
(2018-06-08) The copy that Bonus Rounds ability creates is created on the stack, so its not cast. Abilities that trigger when a player casts a spell (like Bonus Rounds ability itself) wont trigger
Yes, you can keep putting deathtouch counters on him to spread them around the board, but I don't know if that's worth using Ring cards
3 Playful Haunting: Gengar (Arceus #17) If you hear mysterious footsteps on your rooftop and laughter ringing in the air on a stormy night, then it might be a Gengar preparing to lay some curses on you
It comes from the 1996 Pokemon Card set, card number 44