Starting out by being cast as a creature for one generic, one blue, one black, and one red to cast, Bolas can then be transformed into a planeswalker by paying four generic, one blue, one black, one red to transform
If you really want to get optimized you can start adding a Blink package for Pantlaza with cards like Teleportation Circle and Ephemerate so you can discover way more mana efficiently, but even ignoring that you're still going to be happy with Pantlaza in the command zone
Over time, a lot of cards that go into blue-based combo decks have gotten the axe
If the creature you control is an illegal target as the ability tries to resolve, you won't put a +1/+1 counter on it
As an example, take a look at any Eevee or Eeveelution Full Art Pokmon TCG card
2 items available Available: 2 Universes Beyond: Fallout Commander Deck - Science!