Plus other Amethyst cards, like Elsa, can help lock down your opponents
Reveal cards from the top of your library until you reveal a nonland permanent card
For three mana, much like morph, you can play Boltbender facedown on your battlefield as a 2/2 creature, but this time it has ward two to help keep it safe
This will, on arrival to the battlefield, destroy any one artifact or enchantment (it says "up to" so you don't have to target your own stuff)
These abilities have a loyalty cost which can have a positive, negative, or neutral effect on the planeswalkers loyalty total (Wrenn and Seven has examples of all three)
Genji Glove Genji Glove is an interesting card because it adds the extra combat step to all colors, and sometimes you can get neat combos without needing red mana