Zac
Someone’s About To Get Hurt
Lane harassment and consistent damage output.
After
immobilizing an enemy champion gain defenses and later deal a burst of magic damage around you.
Impairing the movement of an enemy champion heals nearby allied champions.
After 12 min gain +8 Armor and +8 Magic Resist and increase your bonus Armor and Magic Resist by 3%.
Gain 5% Heal and Shield Power.
Heals and shields you cast or receive are 10% stronger on targets below 40% health.
You get free boots at 12 min but you cannot buy boots before then. Each
takedown you get makes your boots come 45s sooner.
+
18 Summoner Spell Haste
+10 Item Haste
Offense
+5 AD or 9 AP
-
Flex
+5 AD or 9 AP
Defense
+6 Armor or 8 MR (match-up)
Why Aftershock
Aftershock is the go-to rune on any engage tank. After jumping in with [E], the bonus Armor and MR allows your to survive the engage while sticking to your target and CCing them.
Why Font of Life
Zac's [Q], [E], and [R] all proc Font on multiple targets allow you to prove massive healing for your entire team in teamfights.
Why Conditioning
Conditioning **scales well with Aftershock**, as both of them **buff each other**. The bonus resist from Aftershock make Conditioning stronger, and Conditioning resists after 10mins make Aftershock stronger. All of these bonus resists scale incredibly well with Zac's massive self-healing.
Why Revitalize
Zac does a lot of natural self healing when he pick ups his bobs. Revitalize empowers your jungle clear with **a much healthier first clear**. It also allows you to stay alive in fights if you're effectively **picking those blobs up, especially at low health**.
WhyMagical Footwear
Magical footwear's raw gold efficiency allows you to hit your 2 item power-spike just in time for mid-game teamfights.
WhyCosmic Insight
Cosmic Insight's overall effectiveness enhances your teamfighting with the extra CDR as well as granting you a few extra Smites with the summoner CDR.