Could you talk about the advantages of that
Number 10 - Pikachu & Zekrom GX - 95 Pikachu & Zekrom GX, often lovingly referred to as PikaRom, was released in Sun and Moon Team Up and was one of the first cards to feature Tag Team Pokemon
Control, tempo, and even some aggro decks rely on Spell Pierce to protect their threats and disrupt their opponents setup
While simply ending the Reserved List would be the ideal solution for players, there could potentially be some legal and financial risk to Wizards if it chose this path (although whether or not a potential lawsuit would have any merit is hotly contested)
You choose which cards you're returning to your hand, if any, after rolling the dice
You can generate infinite mana by blinking the drake and untapping lands, and you can use that infinite mana to bounce everyone's permanents and make infinite 1/1s with Aether Channeler