As the answer was almost developed in the comment line, this is just for the further information sake.
As 永劫回帰 san is already telling at the comment line, and as it is explained here,, that と is either "to" or "as" in English.
Example of "to" ( from the link )
総計は50㌦となった。
・The total came to $50.
Example of "as"
私はジムを、友人と考えている。
・I regard Jim as my friend.
Let's take "as",
As a target, either one creature or one player will be it. Lightning Bolt will inflict upon it 3 point damages.
Have a nice day.
