It gives +1/+1 and haste to a creature, and creates a monk token to attach it to when you cast your second spell each turn
But it's not the only version that's proving popular either, with the 382 and 317 Borderless, alongside the 115 Normal print also proving to increasingly sought after right now, which is unsurprisingly reflected in the market prices right now as well
Two mana for a clone of any creature in play is always worth a look I like Martha Jones quite a bit
Every card also has a Foil version
This can be an amazingly effective strategy and particularly appeals to players who enjoy playing long, and oftentimes complex, games
According to the official Magic: The Gathering rules, a 'traditional' MTG card size is 2.5 inches (6.3cm) by 3.5 inches (8.8cm)