The second does not arrive tapped and you can spend two mana to pump a dork by +2/+0 and give it haste and vigilance for the turn which is pretty good for the mana investment
This is a great two-drop for any Spider MTG deck
With enough soul sisters or incidental sources of lifegain in play already, you might even get a trigger right away, making this a buffed up Karmic Guide with some longevity
If Falthis and Kediss are your commanders, your deck may contain cards with black and/or red in their color identity, but not cards with green, white, or blue
Dominaria, Innistrad and M12 all provide solid cards that can fit in most decks, as long as you disregard the cards that depend too much on synergies (UR wizards,Burning Vengeance,Tribal cards from Lorwyn, etc.)
Magic: The Gathering Final Fantasy comes out on June 13