If you're completely new to the Pokemon Trading Card Game, once you've logged in to your account (you can set one up here), you can go through the tutorial to learn the basics, or you can skip ahead to the single player campaign right away
Would you pay 1 more mana for The End at sorcery speed to kill Sheoldred, the Apocalypse and their entire family of, well, themself
Sacrificing a creature from the battlefield does count as that permanent 'dying'
You have: Double Rare - Two black stars Ultra Rare - Two silver stars Illustration Rare - A single gold star Special Illustration Rare - Two gold stars Hyper Rare - Three gold stars If youre concerned about getting the rarity of a card right, you can also reference the collector number of each card
M.O.D.O.K., Evil Intellect MACH-1, Swooping Scoundrel Madame Hydra Madame Hydra, Reanimated Madame Masque Mary O'Kill Merciless Enforcers Minotaur, ROXXON CEO Mister Negative Mob Lookout Moonstone, Harsh Mistress