For example, if an effect allowed you to search your library for a land card, you could find Jidoor, but if you were searching for a sorcery card, you couldn't find Overture
You are going to be gaining far far more value courtesy of deck design and having their guys die just means they are losing tempo and letting you snowball
It represents a huge amount of inevitability and takes away your opponents ability to respond to your plays in their turn
If your opponents are on turn 5 and youre on turn 8, then youre probably going to win
Blue/Red: Noncreature Spells (Spend 4 or More) Noncreature spells is a pretty common archetype for Blue/Red
Vintage kept its restricted list, because some people wanted to play with powerful cards (and also because Type 1.5, aka legacy had started to take root, which, at the time, was just vintage with the restricted list renamed "banned list"), but in standard, you already couldn't play with all your cards, so there really wasn't any good reason to keep a restricted list