100 golden pokemon cards is:gold Measuring 3.5 x 2.5 inches / 9 x 6 cm and weighing 0.3lb per deck (approximately) I Found The Rarest 1st

You can see why this is on my Top Ten list, but just outside in my Honorable Mention section

If you cast a spell this way, that artifact enters with a finality counter on it

Whenever your opponent casts their first non-creature spell each turn, you may draw a card, unless your opponent pays X (where X is Esper Sentinel's power)

We can even flicker it multiple times to really ramp up the pain

A red aggressive shell is the most obvious, but not the one Im most excited about

Similarly, any "as [this creature] enters the battlefield" or "[this creature] enters the battlefield with" abilities that the token has copied will also work