Normally, you couldn't pay the cost of tapping the creature because it's already tapped
The cards other ability is Protective Embrace, which grants other characters on the players battlefield the Ward status thereby forcing the opponent to either target other cards with attacks or overcome a Challenge to attack warded cards
Are these the worthiest cards
Its become a stax mainstay due to its low opportunity cost, but it can find a home in a lot of different lists due to its consistently relevant ability to prevent opponents from casting their commanders
Top deck manipulation is crucial to this deck and over time, became a consistent place for In Garruks Wake, Diluvian Primordial, and Blazing Archon to all see play
You can also Xyz Summon this card by using "Number 37: Hope Woven Dragon Spider Shark" you control (transfer its materials to this card)