Item Slam Patch 7.41f

Ogre Magi build (patch 7.41f)

Ogre Magi support items in patch 7.41f, ranked by WPA over 7,584 ranked matches (all ranks). Win rate alone is misleading: items bought from ahead win more because the game was going your way anyway. Learn more

Matches
7,584
Decisions
37.7K
Confirmed
0

Overview

Each card compares the items of the same slot in the build. Click an item for details.

Lane item

ItemPurchasesWPAVerdict
Magic Wand2,630 (66.6%)+0.74Inconclusive
Soul Ring839 (21.2%)−2.03Inconclusive
Bracer290 (7.3%)−1.90Inconclusive

2nd lane item

ItemPurchasesWPAVerdict
Magic Wand369 (46.9%)+0.37Inconclusive
Soul Ring177 (22.5%)+1.29Inconclusive
Bracer141 (17.9%)−4.41Inconclusive

Build by WPA

The item with the highest WPA in each slot, among items with at least 5% of the slot's purchases.

  1. 1st item: Hand of Midas −0.37 pp
  2. 2nd item: Lotus Orb +1.58 pp
  3. 3rd item: Scythe of Vyse +4.15 pp
  4. 4th+ item: Aghanim's Shard −0.57 pp
  5. Boots: Arcane Boots +0.09 pp
  6. Lane item: Magic Wand +0.74 pp

In patch 7.41f, the highest WPA per slot for Ogre Magi support is Hand of Midas (−0.37) as 1st item, Lotus Orb (+1.58) as 2nd item, Scythe of Vyse (+4.15) as 3rd item, Aghanim's Shard (−0.57) as 4th+ item, Arcane Boots (+0.09) as boots, Magic Wand (+0.74) as lane item. No item has a confirmed verdict; for the rest, the sign of the WPA is a trend. Base: 7,584 matches (all ranks).

All purchases

WPA of each item at any point of the match, against items of similar price. Useful for items outside the main order (Wand, Shard, expensive consumables).

Item Purchases WPA 95% CI Win rate Minute Fate Verdict

How to read

What is WPA?

Win probability added: how much choosing an item changed the chance of winning, in percentage points, compared with what the hero usually buys in that same slot and situation. +1.0 means the choice won 1 percentage point more than the typical purchase. Unlike raw win rate, it accounts for the game state when the item was bought, so an item bought from ahead doesn't look good just because the game was already won.

Build slots

1st, 2nd, 3rd and 4th+ count completed items. Components that become another item in most matches (Perseverance, Dragon Lance, Kaya) do not take a slot: the item they build into does. Boots get a card of their own.

Confirmed or not

The ✓ Better or ✕ Worse badge only appears when the effect passes the false discovery control (10%) in both ways of measuring: at the start of the decision and at the moment of purchase. Without a badge, the sign of the WPA is a trend.

Where the data comes from

Ranked (All Pick) matches parsed by OpenDota in the current patch. One model estimates the chance of winning from the game state; another, the effect of each item at the time of the decision. It is association, not causation: the model sees the game, not who is playing.

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