Websep 18, 2024 · ios + android. | marvel contest of champions. To make it easier, we have. Webprecision is a beneficial effect that increases critical rating, which boosts the chance to land critical hits. It is one of the most common buffs in the game, especially since every. Fury is a beneficial effect that increases attack rating. It is one of the most common buffs in the game, and is a main way to increase a champion's damage output.