for example, Gutterbones comes into play tapped, so you can sacrifice it, then recur it during a later turn to sacrifice again
Here let me give you one example why
If this card is in your graveyard when your opponent targets a Blue-Eyes monster you control, you can banish this card from your graveyard and negate the effect of your opponents card and destroy it
Anyone can recognize the missing card they need to donk an opponent or set up a Blastoise the card that Computer Search will give them but fewer players will know exactly what to play their Dowsing Machine for in the late stages of a game
This is just for new cards not the many repeats, and for formats like Commander, other Highlander and multiplayer formats and then also Five Color, Type Four, Peasant and Pauper and more
There, Yuya meets a student of Duel Academy who dueled his father but failed to turn him into a card, and becomes more convinced that his father is alive