Inked borders can be spotted fairly easily, as beta cards have a kind of 'double border', where only the out-most part of the border is completely black (there's also a white dot in the lower corners of the card between the borders)
Once you have the tools to steal your opponents' cards, you need ways to utilize them
At 2 mana, neither effect is particularly overcosted either
(Please see recent spikes based on my article for Yuna and Tidus for examples of money that could be made.) So lets talk about the implied relationship that stands head and above every other will-they-or-wont-they in gaming history, and the cards you want to add to their deck
Whats of note here is if we exile a spell with an alternate casting cost (which, unlike Kicker, cannot be paid if we cast it for free), we get to choose to not cast it, and cast it this turn instead
Spend this mana only to cast a Vampire spell