The starter decks available at launch are Amber and Amethyst (featuring Moana and Mickey), Emerald and Ruby (featuring Cruella and Aladdin), and Sapphire and Steel (featuring Cinderella and Simba)
Another simple test is to hold the card up to a light source
No one likes losing, but if you're holding a valuable card in your hand and your opponent is threatening to take it, you may choose to concede to protect your ownership of that card
Its easy to cast creatures from exile these days, with mechanics like foretell or red impulse draw
A player with Magical Scientist could summon a variety of useful fusion monsters and if they were sent to the Graveyard before the end of the turn they could be used as fodder for summoning a Chaos monster
2: Create a 1/1 blue Ninja creature token with "This token can't be blocked." 7: You get an emblem with "Whenever a creature you control deals combat damage to a player, search your library for a blue or black creature card, put it onto the battlefield, then shuffle." Legendary Planeswalker - Kaito Karlach, Fury of Avernus Whenever you attack, if it's the first combat phase of the turn, untap all attacking creatures