For the sake of flavor some of the choices are not optimal, but are (usually budget friendly) alternatives that fit greatly the Dice Roll Tribal theme
Gengars face even looks like the entrance to a carnival fun house, replacing the traditional clown design with Gengars gaping maw
Attack with the rest of the monsters to win
Its up to you which Supporter card makes the most sense to run, as there are many good Supporter cards for battles in Pokmon TCG Pocket now
Odd-Eyes Rebellion Dragon - Overlord gets the three attacks automatically if it's Xyz-Summoned using a Rank 7 "Rebellion" Xyz monster as material, though it loses out on the field wipe in exchange for the easier activation requirement
In the TCG, side decking can hurt Eldich, but since that isn't in Master Duel, if you go first, odds are you'll be able to win the game