You'll die as a state-based action when you do this unless you have a card like Phyrexian Unlife or Angel's Grace
Shadow Lugia (XD: Gale of Darkness) Shadow Lugia is a rare and powerful Pokemon that was introduced in the Gamecube game XD: Gale of Darkness
Then there are the game-impacting oversized cards, such as Vanguard cards
So, you can switch in and use OP moves like Crimson Storm (200 DMG) and Psydrive (150 DMG), and OHKO their users: Charizard EX (180 HP) and Mewtwo EX (150 HP)
Every Unovan Pokmon from Black and White 1 and 2 either has an Illustration Rare, Special Illustration Rare, or an ever-illusive Black White Rare
Its a City of Brass (or Mana Confluence for you new kids on the block) with a different kind of drawbackinstead of simply losing a life, you give them one life every turn until you can punish them for having that 1/1 in play