Ability Checks

Skills Challenges
DC Set by DM

Players Roll initiative.

In a skill Challenge, the Player declares what they are going got do, and the DM decides what roll that corresponds with

Your action has to make sense in the narrative.

Cant do the same thing twice.

Push Mechanic
In the event of a failed roll, one can elect to Push. Doing so, will allow you to reroll a check by narratively upping the stakes.