Maybe youre in third or fourth place in terms of board and you suspect the second place player has protection
This Special Illustration Rare variant of Ethans Ho-Oh ex is gorgeous, and the card itself is no slouch in terms of its in-game abilities
Now onto the parts that interest me more
If the chosen permanent is a token, Copycrook copies the original characteristics of that token as stated by the effect that put the token onto the battlefield, with the listed exception
Instead of starting a Prize trade that you can't finish, some things you can do are leave your attacker on the Bench and wait until you have a second one, spread out your Energy so your opponent can't wipe out all of your attachments with one attack, or draw/thin more cards from your deck so you are more likely to draw what you need for the rest of the game
Hierophant Bio-Titan A 12/12 that cant be chump blocked is a great start