First, you need a paella made of steel. There are many sizes, according to the number of people you are planning to invite. Remember that paella is a social-gathering event. The smallest is for 4 people, usually used when only two are eating. The most popular size is that for 10-12 people.
Second, you need the spoons to mix the all the ingredients from a fair distance (not to get burned by burning oil, or water vapor"
Finally, you will need a tri-pod, to place the paella. In the past, this was not necessary, because the paella used to be placed over a wood fire. Nowadays, gas burners are very popular.
Now, that you know this information, go back to your next pre-cooking activity