Backup is this great new mechanic that triggers when a creature with Backup enters the battlefield, and it turns out that doubling up on those triggers takes it from a great mechanic to an incredible one
For popular cards, it easily becomes the market standard, and demand tends to gather for those who want to own a 10 if buying that card. PSA 9 If the price difference from a PSA 10 is large, this becomes a very strong option
On the flip side, you can cast both sides in the same turn so this creature can become an attacker since Fame buffs the creature and gives it haste
This is a state-based action and doesn't use the stack
Of course, there are some solid draw options included, as well
This ritual is capable of giving you 10 or more mana for just 1 if you can fill your graveyard in some way