For the throw of a single die, all outcomes are equally probable. But in the throw of two dice, the different possibilities for the total of the two dice are not equally.
AnyDice is an advanced dice probability calculator, available online. It is created with roleplaying games in mind.
Since TFT uses dice exclusively (as does GURPS), these tables do not include any other possibilities. The first table gives the probability of rolling a specific number; the second table gives the probability of rolling . All rights reserved.