Some monsters, like Dragunity Phalanx, were only checking if they were in the Spell/Trap zone to use their effects even when the text mentions that they must be equipped to a monster.
This pull requests changes those cards to prevent eventual bugs if the monsters are placed in the the S/T with effects like those from the Snake-Eyes monsters.
This also uses the effect's condition in all the scripts instead of having it mixed between condition and activation legality check
Some monsters, like Dragunity Phalanx, were only checking if they were in the Spell/Trap zone to use their effects even when the text mentions that they must be equipped to a monster. This pull requests changes those cards to prevent eventual bugs if the monsters are placed in the the S/T with effects like those from the Snake-Eyes monsters. This also uses the effect's condition in all the scripts instead of having it mixed between condition and activation legality check