The archetype's numerous members and support allows the deck to set up a huge Pendulum Summon which then provides materials for Summoning Fusion, Synchro, Xyz, Ritual and Link Monsters
Snare34 didn't specify how difficult this deck is to play
Since this is a card that removes all allies on the field once its played, it comes with its own special game-breaking buff that lets you take an extra turn for playing it
Spirit of the Labyrinth is a 2 mana 3/1 creature that locks players into only drawing a single card each turn, and Eidolon of Rhetoric is a 3 mana 1/4 creature that locks players into only playing a single spell each turn
Until the end of this turn, the ATK of that monster increases by 800 when it battles an opponent's monster, and it can attack all monsters on the opponent's field once, and you cannot Special Summon monsters