more than 7 cards mtg Magic: the Gathering - Wrenn and Seven (208) If I had 7 Terferi's

Choose artifact or enchantment

Now the deck is good and unifies two major themes, but synergy of the deck isn't as good as others that hit higher

However, it becomes excellent when paired with Mufasa, Betrayed Leaders ability, The Sun Will Set, which means that when this card is banished players can reveal the top of their deck and play it for free if its a character

That means if you play a 6/6 dragon with some absurd ability, you then have two copies of that dragon until the end of the turn

Whenever equipped creature deals combat damage to a player, Sword of Fire and Ice deals 2 damage to any target and you draw a card

This is the sort of incredible value that makes for an instant commander legend.