Throwing away a couple of tokens to strip your opponents of their hands puts you in a great spot in terms of card advantage, doubly so with discard payoffs like Tergrid, God of Fright and Waste Not
Good for people who want a complete deck out of the box, not so great for brewing
What's more, some of these factory errors make the cards even more valuable than their less-flawed iterations
If that creatures power is 2 or less, you also get to draw a card
Kitsa has vigilance, prowess, and two abilities - you can tap the otter to draw a card and then discard a card, or you can spend two generic mana and tap it to copy an instant or sorcery spell you control, with the caveat that Kitsa needs three power to do so
You may still activate any other equip or crew abilities that permanent has if you wish