yugioh zane underworld deck Yu-Gi-Oh! Structure DECK:GATES of the Devils Gate in the Official Card Game Yugioh Orica - Zane Truesdale

Being able to shift the mode of The Winged Dragon of Ra sometimes takes more than one turn, so being able to prevent your opponent from using their Traps twice with one card, is awesome

Other cards which special summon with a summoning condition : Chaos Sorcerer, Black Luster Soldier Envoy of the Beginning, Judgment Dragon, Dark Armed Dragon, etc

Still, even at this time, the flaws in the mechanic were obvious

And in the unlikely event your opponent can overcome its 3500 Attack Points, you can just Summon another LIGHT Dragon monster from your Graveyard even a Blue-Eyes White Dragon!

9 Jormungandr, Generaider Boss of Eternity is a Versatile Powerhouse First Printing: Mystic Fighters There is perhaps no archetype in the game as reliant on a field spell as the Generaider archetype, as it sometimes doesn't function if it does not have Generaider Boss Stage on the board

Others are niche tools in specific formats, but they are still powerful and crucial to the gameplan of some decks