With that in mind, let's get into some examples of how the calculator can be useful
When a "Gravatomic" monster you control is selected as an attack-target
It also has an effect to reuse cards from the GY
If they have more Spells & Traps, send this card to the GY, and if you do, your opponent sends 1 monster they control to the GY.) During the End Phase of the next turn after this card was banished: You can Special Summon this banished card
While a great many of these types of games have fallen out of favor, here are several that have not only lasted through the years, but have remained popular
SR Super Rare UR Ultra Rare SE Secret Rare UL Ultimate Rare PS Platinum Secret Rare CR COLLECTOR'S RARE QCSE Quarter Century Secret Rare Ice Barrier X TRAP When an attack is declared involving your opponent's monster: Change that opponent's monster's ATK to 0, negate its effects, also it cannot change its battle position