Let's see Serra Angel for example, nostalgic value aside, the Foundations art has been reprinted numerous times and comes in around 15 cents
This means that this red creatures power can be increased relatively easily, making the boost to your other creature bigger
This is thanks to his activated ability: a simple two-mana number that lets one of your creatures slip in unblocked this turn, and gives it a +2/+2 buff if it happens to be a Snake
I mentioned earlier that in July 1997, Wizards moved to a Standard format that looked similar to what we have today (with two blocks and one core set), and along with this change came the end of restricted cards in Standard
They allowed for enchantment sacrifice strategies and played well with lots of different things
Rather than being limited to one Nazgl in Commander, you can instead have nine in your deck