While on its face it seems like a major downside to playing the card, and hardly worth the cost - and it can be without the right cards in play - it pairs perfectly with the number of effects on Rise of the Floodborn cards that are triggered when cards enter or leave play, providing a easy way to put cards back in your hand, play them again and activate their effects
So much of current Magic is you have plenty of cards and are mana constrained
Thalia, Guardian of Thraben is an absolutely undeniable staple of this type of deck
He's a strong killer of stuff and drawer of cards
"King Candy - Sugar Rush Nightmare" is only an uncommon rarity, but when placed in a Racer-heavy Ruby and Amber deck, could be a very useful and cheap card
If a suspected creature loses all abilities, it will lose menace and "This creature can't block," but it won't stop being suspected