Its fast, powerful, and the strategy is proactive and easy to learn
While other players can stop you drawing from Esper Sentinel, more often than not, they won't want to wait an extra turn to play their spells, more or less ensuring the card at least replaces itself
Hugs should not do any damage, but apparently they do in the world of pokemon
Looping Archaeomancers can be oppressive, especially when the correct play is often to recast a card like Cyclonic Rift
Theyre not only potent, but easy to slot into a multitude of decks - because rather than serving a specific playstyle, they benefit basically all of them

Sort Card Type Gourgeist #57Holo Rare $2.97 Gourgeist #45Holo Rare $0.87 Gourgeist #45Rare $0.30 Gourgeist #77Rare $0.07 Gourgeist #77Promo $0.21 Gourgeist #78Uncommon $0.09 Gourgeist #78Uncommon $0.13 Gourgeist #30Uncommon $0.10 Gourgeist #62None $0.14 Gourgeist #17Uncommon Gourgeist #25Uncommon Gourgeist #63None $4.99 Gourgeist #44Rare $4.37 Gourgeist #28Rare $4.99 Gourgeist (Mirror Holofoil) #62None $0.79 Gourgeist ex - 041/083 #41Double Rare $0.38 Gourgeist ex - 041/086 #41Double Rare $0.61 Gourgeist ex - 100/083 #100Super Rare $2.31 Gourgeist ex - 102/086 #102Ultra Rare $1.58 Gourgeist #63None $4.99 Gourgeist #28Rare $4.99 Gourgeist #44Rare $4.37 Gourgeist #57Holo Rare $2.97 Gourgeist ex - 100/083 #100Super Rare $2.31 Gourgeist ex - 102/086 #102Ultra Rare $1.58 Gourgeist #45Holo Rare $0.87 Gourgeist (Mirror Holofoil) #62None $0.79 Gourgeist ex - 041/086 #41Double Rare $0.61 Gourgeist ex - 041/083 #41Double Rare $0.38