Temporary buffs in the crucible to add like a 20-30 second elemental over shield to you too make elemental damage more useful. They could spawn at random in random places like heavy ammo but no announcement. Maybe making it a random drop from killing enemy players to avoid camping spawn spots. Oh and for shits & giggles an 8bit side scroller shooter minigame for the smart phone companion app staring a fallen drag kill hordes of give vex and the occasional guardian to redeem himself, grow his arms back and become an Archon priest.