Robin/tribbie

I am about to go for Amphoreus men but I still have one concern : Should I pull for tribbie, who will be future proof, or robin, who will carry my ''old'' units for them to catch on the meta ?

I am about to go for Amphoreus men but I still have one concern : Should I pull for tribbie, who will be future proof, or robin, who will carry my ''old'' units for them to catch on the meta ?