Whenever one or more cards leave your graveyard, you may create a 1/1 black and green Insect creature token, then put a number of +1/+1 counters on it equal to the greatest mana value among those cards
Not only is this series rich with lore and iconic characters, but its also an easily MTG-able fantasy setting
310 HP also makes this huge, airborne Pikachu resilient to many incoming threats besides particularly strong lighting moves--though is often the doom of any Basic pokemon
You can obtain the Umbreon ex (2-Star Shiny rarity) card by opening Fantastical Parade from Fantastical Parade set
Since "Iris Magician" is also a "Pendulum Dragon" card, so you can choose it
Any design that might have been a bit too outlandish or bold, which they couldnt find the rules language to express at the time, got a joke slapped onto it and sent out for some sneaky test play in the next Un-set