10 Ugin's Labyrinth Borderless - $60.74 Lands can be huge players in a deck, helping to accelerate out your biggest spells or helping to keep your game consistent
Snapcaster Mage Everyones duh pick for going up in price since we knew Innistrad wasnt part of the MM15 set, Snapcaster has now broken through $60 and I dont see him stopping there until the next reprint
However, this is the only drawback you will need to be wary of before placing the card into a deck
The main way around this is for the opponent to either search an alternate combo piece that they can use to continue into a different board or search Master Plan anyways
All you need to do is: Once you got a dragon type, a machine type, and a thunder type in your hand, combine them in this order: Dragon + Machine + Thunder = Twin-Headed Thunder Dragon
Its ability may seem like a downside that keeps it cheaper, but it can have some nice interactions in decks focused on ETB effects