Years ago beginning in the Odyssey set, the tiny tombstone in the top left that acted as a visual cue that the graveyard was somehow involved
However, if you read it carefully, it is designed to capture the activation of effects other than the field, and no matter what attribute you declare, the monster effect that activates on the field can be suppressed, so in that situation, especially unpleasant hand triggers and GY trigger monsters Attributes should be declared
On the flip side, when you want everything to go away, the colourless crew has some of the best most efficiently costed board wipes around
Rarity: R #: 445 Card Type: Legendary Creature Human Knight P / T: 2/4 / 3/4 Flavor: I suppose this is my fate as a dark knight
1 Patron of the Nezumi
Example: Once per turn: You can target 1 face-up monster