Oh good call on the "in-combat" bit, didn't realize it had that. I'm now realizing it seems my sandbox was bugged for a bit? I tried to recreate the scenario and it's now functionally properly, so no idea what happened there.... I guess there is no bugs then lol, my bad!
Expected Behavior: Bebop places a sticky bomb, triggering Spellslinger, this buff then lasts the 18 second buff duration.
Actual Behavior:
Scenario 1: Bebop places a sticky bomb first, no spellslinger stacks are given at all.
Scenario 2: Bebop has 1 stack of spellslinger from using a different...