That free card gives you the comfort in knowing that you only spent two mana for this effect, not the card itself, and thus, you keep going
While there are many cards that have had iconic effects throughout the series or significance to the story, such as the Dark Magician, which of his cards was actually good
Sapphire decks are dominated by items and the powerful Flaversham draw engine, while Amethyst is built around the Merlin/Madam Mim bounce package that was introduced as early as set two
Austere Command lets you choose one of its modes as needed, so you can still get only big creatures and let your tokens live, or get rid of enchantments or artifacts as needed
Your kindred stuff of Demons, Horrors and Nightsmares cost one fewer mana to cast, a bit of ramp here
Contaminated Drink