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Olag and Miau, New FriendsHow it works & interactions with other cards

By the ManaCount desk· 5 min read· Mystery Booster Commander Edition· October 19, 2026
Carte Magic Olag and Miau, New Friends

Olag and Miau, New Friends is one of those cards players keep asking about. Here is, in plain words, what its official text says, the rulings published by Wizards of the Coast, and the combos players actually run.

01

Official card text

Whenever another Zombie you control enters, put a +1/+1 counter on target Cat you control. Whenever another Cat you control enters, put a +1/+1 counter on target Zombie you control. At the beginning of your end step, each opponent loses life equal to the number of tapped Cats and/or Zombies you control.

How it works : Olag and Miau, New Friends

Original English text — Wizards of the Coast / Scryfall

No additional ruling has been published for this card.

02

Popular combos

Real combos played by the community, sorted by popularity.

Olag and Miau, New Friends
+Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight
+Carrion Feeder
#1

Olag and Miau, New Friends + Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight + Carrion Feeder

Infinite +1/+1 counters on a creatureInfinite +1/+1 counters on certain creaturesInfinite creature ETBInfinite creature LTB
  1. 1Activate Carrion Feeder by sacrificing the Zombie Cat.
  2. 2When the Zombie Cat dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
  3. 3When the Zombie Cat enters, Olag and Miau's first and second abilities trigger.
  4. 4Resolve the first trigger, putting a +1/+1 counter on the Zombie Cat.
  5. 5Resolve the second trigger, putting a +1/+1 counter on either a Zombie or Cat you control.
  6. 6Resolve the Carrion Feeder ability, putting a +1/+1 counter on Carrion Feeder
  7. 7Repeat.
Olag and Miau, New Friends
+Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight
+Phyrexian Altar
#2

Olag and Miau, New Friends + Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight + Phyrexian Altar

Infinite +1/+1 counters on certain creaturesInfinite colored manaInfinite creature ETBInfinite creature LTB
  1. 1Activate Phyrexian Altar by sacrificing the Zombie Cat, adding one mana of any color
  2. 2When the Zombie Cat dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
  3. 3When the Zombie Cat enters, Olag and Miau's first and second abilities trigger.
  4. 4Resolve the first trigger, putting a +1/+1 counter on the Zombie Cat.
  5. 5Resolve the second trigger, putting a +1/+1 counter on either a Zombie or Cat you control.
  6. 6Repeat.
Olag and Miau, New Friends
+Maskwood Nexus
+Scurry Oak
#3

Olag and Miau, New Friends + Maskwood Nexus + Scurry Oak

Infinite +1/+1 counters on creatures you controlInfinite creature ETBInfinite creature tokens
  1. 1Cast Scurry Oak by paying its mana cost.
  2. 2When Scurry Oak enters, Olag and Miau's first and second abilities each trigger, as Scurry Oak is both a Zombie and a Cat due to Maskwood Nexus.
  3. 3Resolve the first trigger, putting a +1/+1 counter on any creature you wish.
  4. 4Resolve the second trigger, putting a +1/+1 counter on Scurry Oak.
  5. 5Scurry Oak triggers, creating a 1/1 Squirrel creature token.
  6. 6When the creature token enters, Olag and Miau's first and second abilities trigger.
  7. 7Repeat from step 3.
Olag and Miau, New Friends
+Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight
+Ashnod's Altar
#4

Olag and Miau, New Friends + Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight + Ashnod's Altar

Infinite +1/+1 counters on certain creaturesInfinite colorless manaInfinite creature ETBInfinite creature LTB
  1. 1Activate Ashnod's Altar by sacrificing the Zombie Cat, adding {C}{C}
  2. 2When the Zombie Cat dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
  3. 3When the Zombie Cat enters, Olag and Miau's first and second abilities trigger.
  4. 4Resolve the first trigger, putting a +1/+1 counter on the Zombie Cat.
  5. 5Resolve the second trigger, putting a +1/+1 counter on either a Zombie or Cat you control.
  6. 6Repeat.
Olag and Miau, New Friends
+Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight
+Viscera Seer
#5

Olag and Miau, New Friends + Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight + Viscera Seer

Infinite +1/+1 counters on certain creaturesInfinite creature ETBInfinite creature LTBInfinite creature sacrifice triggers
  1. 1Activate Viscera Seer by sacrificing the Zombie Cat.
  2. 2When the Zombie Cat dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
  3. 3When the Zombie Cat enters, Olag and Miau's first and second abilities trigger.
  4. 4Resolve the first trigger, putting a +1/+1 counter on the Zombie Cat.
  5. 5Resolve the second trigger, putting a +1/+1 counter on either a Zombie or Cat you control.
  6. 6Resolve the Viscera Seer ability, causing you to scry 1
  7. 7Repeat.
Olag and Miau, New Friends
+Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight
+Umbral Collar Zealot
#6

Olag and Miau, New Friends + Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight + Umbral Collar Zealot

Infinite +1/+1 counters on certain creaturesInfinite creature ETBInfinite creature LTBInfinite creature sacrifice triggers
  1. 1Activate Umbral Collar Zealot by sacrificing the Zombie Cat.
  2. 2When the Zombie Cat dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
  3. 3When the Zombie Cat enters, Olag and Miau's first and second abilities trigger.
  4. 4Resolve the first trigger, putting a +1/+1 counter on the Zombie Cat.
  5. 5Resolve the second trigger, putting a +1/+1 counter on either a Zombie or Cat you control.
  6. 6Resolve the Umbral Collar Zealot ability, causing you to surveil 1
  7. 7Repeat.
Olag and Miau, New Friends
+Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight
+Woe Strider
#7

Olag and Miau, New Friends + Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight + Woe Strider

Infinite +1/+1 counters on certain creaturesInfinite creature ETBInfinite creature LTBInfinite creature sacrifice triggers
  1. 1Activate Woe Strider by sacrificing the Zombie Cat.
  2. 2When the Zombie Cat dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
  3. 3When the Zombie Cat enters, Olag and Miau's first and second abilities trigger.
  4. 4Resolve the first trigger, putting a +1/+1 counter on the Zombie Cat.
  5. 5Resolve the second trigger, putting a +1/+1 counter on either a Zombie or Cat you control.
  6. 6Resolve the Woe Strider ability, causing you to scry 1
  7. 7Repeat.
Olag and Miau, New Friends
+Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight
+Altar of Dementia
#8

Olag and Miau, New Friends + Eirdu, Carrier of Dawn // Isilu, Carrier of Twilight + Altar of Dementia

Infinite +1/+1 counters on certain creaturesInfinite creature ETBInfinite creature LTBInfinite creature sacrifice triggers
  1. 1Activate Altar of Dementia by sacrificing the Zombie Cat.
  2. 2When the Zombie Cat dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
  3. 3When the Zombie Cat enters, Olag and Miau's first and second abilities trigger.
  4. 4Resolve the first trigger, putting a +1/+1 counter on the Zombie Cat.
  5. 5Resolve the second trigger, putting a +1/+1 counter on either a Zombie or Cat you control.
  6. 6Resolve the Altar of Dementia ability, causing a player to mill a number of cards equal to the sacrificed creature's power
  7. 7Repeat.
03

Legal formats

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