From Snorlax to Scizor, the most expensive cards from Team Rocket Returns boast intimidating depictions along with vibrant Gold Stars
You've also got a few sources of life gain (see Mask of Griselbrand, Basilisk Collar, and Blood Artist), and a few ways to wipe the board if things get out of hand (see Decree of Pain and Blasphemous Act)
However, what surprises me is that Flochs control deck is among the five least expensive decks in Khans Standard
More pre-scripted game play derived before the games start, lowered risk for aiming for the best possible hand for the situation, more mulligans and time spent shuffling even by decks that aren't linear
1.000 per cent chance: 0.2 per cent per card (5th card probability rate, regular pack) Full Art Exeggutor EX, Full Art Charizard EX, Full Art Moltres EX, Full Art Starmie EX, Full Art Machamp EX (Charizard Pack) 0.25 per cent chance: 0.050 per cent per card (4th card, regular pack)