In this tutorial, we’ll be creating a melee attack skill for this Sabertooth Character, using that as an exercise in GAS.
This exercise will help you solidify your understanding of various aspects of GameplayAbilitySystem, by asking you to orchestrate in a practical setting an array of various Unreal systems around an attack animation, so that under the hood different mechanisms are processed coherently, instead of being purely visual.
https://dev.epicgames.com/community/learning/tutorials/Ml4Re/unreal-engine-sabertooth-melee-attack-using-gas-gameplay-ability-system