2a98d68f_ift_s_Macro_system___RiftScene__Usage
[Modifier / Variable] stopcasting [Result] If you are mid cast and immediately need to stop and switch targets, stopcasting is your friend - it alts cast and let's you immediately (minus GCD) attack something else. [Usage] 
stopcasting target Deathbound cast spell
Macros: Understanding Rift’s Macro system | RiftScene
Usage