Give yourself a unique modifier or combination of modifiers, that is not used elsewhere.
With the argument, target=player (or @player).

One Mod:
[mod:alt,nomod:ctrl,shift]
[mod:ctrl,nomod:alt,shift]
[mod:shift,nomod:alt,ctrl]

Two Mods:
[mod:alt,ctrl,nomod:shift]
[mod:alt,shift,nomod:ctrl]
[mod:ctrl,shift,nomod:alt]