Xerex Squire [Unknown Event] DP03 create a token that's a

create a token that's a copy of equipped creature

As long as Archangel of Tithes is attacking

Put that card onto the battlefield and the rest on the bottom of your library in a random order

It is up to the players to decide which group will ultimately take root

Xerex Squire [Unknown Event] DP03 create a token that's aSet: Unknown Event Type: Creature Human Knight Rarity: Common Whenever Xerex Squire attacks, calculate the hypotenuse of another creature you control. Xerex Squire's power and toughness become equal to that number, rounded up, until end of turn. (To calculate a hypotenuse, let A be that creature's power and B be that creature's toughness. Then C=v(a+b). C is the hypotenuse. Or just look up a calculator online.)