For example, if you play fetch lands like [c]Polluted Delta[/c], you can play [c]Brainstorm[/c], draw three cards, put your two worst cards on top of your library, then shuffle them away by activating Polluted Deltas ability
You can tutor out a land of any type from your deck tapped, so you can grab Gaea's Cradle, Nykthos, Shrine to Nyx, and loads more
For a ridiculously cheap and flexible amount of mana you can find the exact slivers you need and put them into your hand
Another type of large Pokemon cards, which can be categorized as a separate type from the jumbo cards are the box toppers, which are very hard to find
Many enchantress decks in BG or WBG play a lot of enchantments in a single turn, even if its just some cantrips or auras, and the damage this card deals adds up