The competitive deck that has abused the mechanic the most for years is "Zoodiac," who were the strongest deck in the game at one point and are now splashed into the "Tri-Brigade" deck to summon the most powerful Xyz monster in the metagame: "Divine Arsenal AA-Zeus - Sky Thunder." Synchro After Duel Monsters and GX went by, a new summoning mechanic was finally released with 5DS
Upon the release of Age of Overlord in the TCG, we imagine that Rescue-Ace will be the main use-case scenario for the archetype, just as we have seen transpire in the OCG
German Gilford der Blitz Du kannst 3 Monster als Tribut anbieten, um diese Karte als Tributbeschwrung zu beschwren (aber nicht, um sie zu setzen)
Your "Ancient Fairy Dragon" and monsters that mention it can attack while in face-up Defense Position (apply their DEF for damage calculation)
However, Trickstar Light Stage takes that choice away from your opponent, essentially forcing them to waste some cards