But they play great defense
If you need card draw, not only can you get it, but you can shuffle him back into your deck to potentially get more when necessary
Gyarados is the evolved form of Magikarp, and the only move that Magikarp knows is Splash, which has no effect on any Pokmon, making Magikarp arguably one of the weakest Pokmon
Fortunately, Gholdengo exs Coin Bonus Ability draws up to two cards per turn, and this can be repeated for each Gholdengo ex in play
Although there are some other cool options for the commander of Esper Zombie Tribal, like Hashaton, Scarabs Fist (focusing more on reanimation) and Varina, Lich Queen (a very strong alternative), Temmet, Naktamuns Will seems like the optimal choice if build properly and there are a few ways to do that
First up is Insta-Strike, which deals 30 damage to the opponents Active Pokmon and one of their Benched Pokmon, for the cost of just one Colorless Energy