Dark Machamp has just 70 HP, plus a Mega Punch attack that does 30 HP damage for the cost of 2 Fighting Energy
The only reason this deck has fallen out of favor in the meta is that it has a hard-counter deck currently in circulation called the Coalossal VMAX deck
While you can always collect other strong cards, starting off right can be enough to survive the Grand Line
Empty the Pits is a holdover from Khans block, which, again, I loved and still hold onto a lot of cards from
The card also carries real story weight, tying into AZs long running Floette arc, and it pairs naturally with the AZs Tranquility Trainer SIR (#120) for collectors chasing the full narrative
Cast this for six blue and get a big body while drawing three cards