Early skirmishing and empowering teammates.
Empowered abilities and resource manipulation
Your attacks and abilities send Aery to a target, damaging or shielding allies.
Gain a magic damage shield when taken to low health by magic damage.
Gain 10% CDR when you reach level 10. Excess CDR becomes AP or AD, Adaptive.
Gain MS and AP or AD, Adaptive when in the river.
Creative tools and rule bending
Get a free biscuit every 3 minutes, until 12 minutes. Biscuits heal and permanently increase your max mana.
+5% Max CDR
+5% Summoner Spell CDR
+5% Item CDR
+5 AD or 9 AP
Like an Enchanter support, Ivern's power revolves largely around his [E] shield and Summon Aery empowers those shields to be even stronger.
Nullifying Orb empowers your ability to scrap with the enemy mid lane and jungle for early objective control over scuttle crabs.
The extra bit of CDR from Transcendence makes your mid-game skirmishes very effective as you're able to cast several more shields [E] and roots [Q].
Waterwalking synergizes well with Celerity for maximum jungle control and map presence.
Biscuit delivery empowers your jungle sustain and makes your level 6 skirmishes incredibly strong if you're able to draw them out to a long fight.
Cosmic Insight's general utility is a solid rune choice for Ivern in all situations for more damage and jungle control.