Calico build guide

The Octavius Rex

by octavius rexVersion 218Updated Oct 5, 2026Guide #403020

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Observed usage

Match statistics · filters applied except game mode

Published guide

As written by the author · latest version · not affected by filters

In-game favourites: 47 (as last synced by the API; not match usage)

Author's notes

Hybrid Build with some early cat investment. T2 Ava is a built-in Healing Rite!! Use it while roaming or just sit in lane and have your lane partner clear wave. Also, PLEASE make use of the tunnels!!!!!!!!

Item categories

1Early game
Game stage · 5 items · Left to right
1. 1
  Melee Lifesteal
  140+ healing off your slash. Crazy sustain.
2. 2
  Stalker
  85 damage on proc. Procs off your slash.
3. 3
  Spirit Strike
  +45 damage on hit AND spirit resist shred!
4. 4
24.8k SPIRIT
Author's category · 3 items · Snatch OR ESpirit + Sap
1. 1
  Spirit Snatch
  Built from Spirit Strike
  Default buy.
2. 2
  Extra Spirit
3. 3
  Spirit Sap
  Can sell later for a 6k or build into Focus Lens
3Lane Maybesoptional
Author's category · 3 items
1. 1
  Enduring Speed
  Buy Trophy Collector if bullying the lane and/or can build early stacks from ganks.
2. 2
  Reactive Barrier
  Must buy against heavy CC team/lane (+ scales with spirit and builds into Indomitable!)
3. 3
  Healbane
4Gun Spike
Author's category · 4 items · One 3k or two 1.6k's
1. 1
  Hunter's Aura
  Default choice. Keep in mind enemies will know you're nearby with this debuff!
2. 2
  Point Blank
3. 3
  Weakening Headshot
4. 4
5CORE
Author's category · 3 items · Consider optionals --->
1. 1
  Arctic Blast
  Built from Cold Front
  POWER SPIKE! This should time around when you unlock T3 Gloom Bombs. GO FORTH AND BE A MENACE!
2. 2
  Dispel Magic
  4.8k VITALITY SPIKE. I buy 95% of games. Must buy if against a lot of silences. Usually buy before or after Arctic Blast.
3. 3
  Boundless Spirit
6optional
Author's category · 4 items · As needed
1. 1
  Torment Pulse
  Have been really liking buying after Boundless recently. Feels like a really nice tempo buy. SAVE FOR SCOURGE INSTEAD IF YOU'RE BEHIND.
2. 2
  Slowing Hex
  Buy this if they're evading your burst. If they ALSO have annoying abilities (i.e. Geist Swap, Yam ult, Ivy stone form), buy Silence Wave instead -->
3. 3
  Silence Wave
7Late Core
Author's category · 2 items
1. 1
  Compress Cooldown
  Can wait to buy this until there's a right time for when your ult goes on cd.
2. 2
  Transcendent Cooldown
  Buy this AFTER purchasing a 3rd active and/or more passive CD items to get maximum value --->
8Late Game Offensives
Author's category · 4 items · L-R priority
1. 1
  Scourge
  A better Torment Pulse late game
2. 2
  Escalating Exposure
  Only buy once you have Scourge and/or Torment Pulse + Trans CD
3. 3
  Spirit Burn
  Can sell Stalker for this as a full luxury buy or buy if really ahead for raw damage.
9Late Game Defensives
Author's category · 5 items · L-R priority
1. 1
  Ethereal Shift
  VERY strong on Calico. Late game Counterspell alternative
2. 2
  Indomitable
  Built from Reactive Barrier
  Counters Curse, Haze daggers, Doorman mischief, Bebop hook, etc.
3. 3
  Cursed Relic
  Turn into a single target menace with Curse.
10Maybeoptional
Author's category · 1 items
1. 1
  Phantom Strike
  Can consider this against a fed Vin

Categories appear in the author's order. Only the editor's default Early, Mid and Late sections are marked as game stages; the author's own categories keep their names. “Built from” links come from the game's item recipes.

Published ability order

Published ability order: unlocks and upgrades in the author's order, one row per ability in slot order
Gloom BombsGloom Bombs		Gloom Bombs: Ability unlocked, step 2								Gloom Bombs: 1 AP upgrade, step 10	Gloom Bombs: 2 AP upgrade, step 11	Gloom Bombs: 5 AP upgrade, step 12