With the Summer Sweep up on the roadmap to rebalance/tweak/add missed out things I have made a small list of Priorities that are popular and would be appreciated in game instantly if done so.
Muttadile: 40% Earth Weakness
Vanguard: 30% Water Weakness
Akkha: 30% Air Weakness
Zulrah (Tanzanite): -30 Light Range defence
Kree'ara: +160 Heavy Range defence
Amulet of Magic: 1% Magic Dmg
3rd Age Amulet: 2% Magic Dmg
Toktz-mej-tal (Obsidian Staff): Make 1 handed 3% Magic Dmg
Master Wand: 5% Magic Dmg
Camphor Blowpipe: use upto Addy Darts
Ironwood Blowpipe : use upto Rune Darts
Rosewood Blowpipe: use upto Dragon Darts
Karil's Bolt Racks: +60 Range Str
Aquanite Hopper: Remove the 33% accuracy nerf to second bolt.
Longbow-Magic Longbow speed buff: 4tick rapid
Seercull: buffed passive effect to increase max hit by 1 per opponent 30 magic levels capped at 300 magic and 10 extra damage.
Chivalry Prayer: Match stats and reqs to Royal Titans prayers 18%atk 18%str 5%def with half drain rate of 12. 1pt per 3 seconds.
Bronze-Crystal Halberd speed buff: 5tick (Specs remain 7tick)
Bronze-Dragon Claws normal attacks now have 2 different hit splats.
Bronze-Dragon Battle Axe's speed buff: 5tick
Ghrazi Rapier: Spec/buff??
Sanguinesti Staff: Spec/Buff?
Sarachnis Cudgel: 10% Spiderbane effect
Imbued God Capes: +1 Prayer bonus
Pegasian Boots: +1 Range Str
Inquisitor Great Helm: +6 str and remove -Stab & -Slash bonuses
Inquisitor Hauberk: remove -Stab & -Slash bonuses
Inquisitor Plateskirt: remove -Stab & -Slash bonuses
Verac's Set Effect: To successfully work on Demonic Gorillas