General rules for stickers: The four types of stickers are name stickers (which add to a card's name), art stickers (which add to a card's art), ability stickers (which add to a card's abilities), and power and toughness stickers (which set a card's base power and toughness)
Besides, you can play with such cards, and their end date will increase significantly
In this case, you require additional decks of cards to play some games
At the end of your turn, if you are the monarch, you may have target creature you control deal damage equal to its power to target creature an opponent controls
But as examples of very popular cantrips-on-a-stick, and given their steadfast service and dedication across countless decks and formats, I'd say they've earned their spot
The powerful 3-cost damage cards Let The Storm Rage On and Strength of a Raging Fire were already in most Steel decks, and Belle made them that much better