At a base level, youre getting a decent Guttersnipe-type creature here, with some incidental Deathtouch value
With Duskmourn and the Regional Championship a big change happened in the meta where almost every deck shifted to having a core enchantment based value engine
Generally speaking, in decks that are three or more colors, you want to play almost all dual lands, along with enough basic lands to support whatever ramp is in your deck (Land Tax, Kodama's Reach, Rampant Growth, et al.)
White has a bunch of other effects that let you profit from your opponents' game actions, like Monologue Tax and Smuggler's Share
The Contraption deck isn't a permanent, and to the best of our knowledge it isn't a player eitheralthough, we've seen stranger things happen
Energies are usually very lame but sometimes I like the patterns (hesitate to call it art but maybe I could be convinced) Anyway heres my 4 favorites