For a while a blue version of this deck using Stock Up became popular, but red or Rakdos is the more traditional option, with Goblin Engineer and Welder giving the deck more consistency, and Pyroblast becoming a one mana counterspell once Painter's Servant is on the field
Countering a spell and then getting a massive mana boost on your next turn just wins a whole lot of games
First strike and deathtouch discourages your opponents from blocking, meaning you can easily benefit from this frog commanders attack trigger
These cards do not have a drop shadow under the character illustration window, hence the name Shadowless
In conjunction with Naban, Dean of Iteration, it can be incredibly powerful by stealing the opponent's two best creatures, although something like a Lightning Bolt, Path to Exile, or Fatal Push undoes all of our work by giving the creatures back
If it is potentially ambiguous what card it represents, is one of those cards illegal for the format, or clearly wouldn't be played in the deck