The core gimmick of the deck is its item cards, which can be banished to trigger increasingly powerful effects on other cards
First, it takes longer to exhaust a larger supply of sealed product, but more importantly, the larger a sets print run, the less rare the individual cards are too, which tends to lower the price of a sealed product
Balamb Garden, SeeD Academy / Balamb Garden, Airborne Rating: 6/10 Since yould always play this as a blue/green dual land, the opportunity cost to put this into your blue/green deck is nonexistent
For Excitement: 1 Rare or Mythic Rare
At the beginning of combat on your turn, put a +1/+1 counter on target creature you control
Side-loaders reduce that risk almost entirely