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Great Oak GuardianHow it works & interactions with other cards

By the ManaCount desk· 4 min read· Commander 2019· August 23, 2019
Carte Magic Great Oak Guardian

Great Oak Guardian 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

Flash (You may cast this spell any time you could cast an instant.) Reach When this creature enters, creatures target player controls get +2/+2 until end of turn. Untap them.

How it works : Great Oak Guardian

Original English text — Wizards of the Coast / Scryfall

  1. #1· Wizards of the Coast

    Great Oak Guardian's last ability targets only the player, not any creatures. Creatures with shroud that player controls will be affected, for example.

    No other card is named in this ruling.

  2. #2· Wizards of the Coast

    Any creatures controlled by the player that are already untapped will just get +2/+2 until end of turn.

    No other card is named in this ruling.

02

Popular combos

Real combos played by the community, sorted by popularity.

Kiki-Jiki, Mirror Breaker
+Great Oak Guardian
#1

Kiki-Jiki, Mirror Breaker + Great Oak Guardian

Infinite creature tokens with hasteInfinite death triggersInfinite creature ETBInfinite creature LTB
  1. 1Activate Kiki-Jiki by tapping it, creating a token copy of Great Oak Guardian with haste.
  2. 2When the Great Oak Guardian token enters, it triggers, untapping untapping all creatures you control and giving them +2/+2 until end of turn.
  3. 3Repeat.
Ghired, Mirror of the Wilds
+Great Oak Guardian
#2

Ghired, Mirror of the Wilds + Great Oak Guardian

Infinite creature ETBInfinite creature tokensInfinite untap of creatures you controlInfinite mana creatures you control can produce
  1. 1Create a token copy of Great Oak Guardian.
  2. 2Activate Ghired by tapping it, creating a token copy of the Great Oak Guardian copy.
  3. 3When the Great Oak Guardian token enters the battlefield, it triggers, untapping all creatures you control and causing them to get +2/+2 until end of turn.
  4. 4Repeat from step 2.
The Jolly Balloon Man
+Great Oak Guardian
#3

The Jolly Balloon Man + Great Oak Guardian

Infinite creature LTBInfinite creature ETBInfinite creature sacrifice triggersInfinite death triggers
  1. 1Activate a creature by tapping it, adding {1}.
  2. 2Activate The Jolly Balloon Man by paying {1} and tapping it, creating a token copy of Great Oak Guardian that is a 1/1 Balloon with flying and haste in addition to its other types.
  3. 3When the Great Oak Guardian token enters the battlefield, it triggers, untapping all creatures you control and giving them +2/+2 until end of turn.
  4. 4Repeat.
Temur Sabertooth
+Gaea's Cradle
+Great Oak Guardian
+Voyaging Satyr
#4

Temur Sabertooth + Gaea's Cradle + Great Oak Guardian + Voyaging Satyr

Infinite blinking of some creaturesInfinite creature ETBInfinite green manaInfinite creature LTB
  1. 1Activate Gaea's Cradle by tapping it, adding at least eight {G}.
  2. 2Activate Temur Sabertooth by paying {1}{G}, returning Great Oak Guardian to your hand.
  3. 3Cast Great Oak Guardian by paying {5}{G}.
  4. 4When Great Oak Guardian enters, it triggers itself, untapping all creatures you control and giving them +2/+2 until end of turn.
  5. 5Activate Voyaging Satyr by tapping it, untapping Gaea's Cradle.
  6. 6Repeat.
  7. 7If you control nine or more creatures, this combo will net infinite green mana, which you then may activate Temur Sabertooth any number of times and recast any creatures castable with green mana any number of times, effectively "blinking" your green creatures any number of times.
  8. 8You may also activate Voyaging Satyr any number of times.
Splinter Twin
+Great Oak Guardian
#5

Splinter Twin + Great Oak Guardian

Infinite creature ETBInfinite creature tokens with hasteInfinite untap of creatures you controlInfinite mana creatures you control can produce
  1. 1Activate Great Oak Guardian by tapping it, creating a token copy of itself with haste.
  2. 2When the token Great Oak Guardian enters the battlefield, it triggers, untapping all creatures you control and giving them +2/+2 until end of turn.
  3. 3Repeat.
Orthion, Hero of Lavabrink
+Great Oak Guardian
#6

Orthion, Hero of Lavabrink + Great Oak Guardian

Infinite creature ETBInfinite creature tokens with hasteInfinite untap of creatures you controlInfinite mana creatures you control can produce
  1. 1Activate any number of creatures by tapping them, adding at least {1}{R}.
  2. 2Activate Orthion's first ability by paying {1}{R} and tapping it, creating a token copy of Great Oak Guardian with haste.
  3. 3When the Great Oak Guardian token enters the battlefield, it triggers, untapping all creatures you control and giving them +2/+2 until end of turn.
  4. 4Repeat.
Great Oak Guardian
+Oviya, Automech Artisan
+Temur Sabertooth
#7

Great Oak Guardian + Oviya, Automech Artisan + Temur Sabertooth

Infinite creature ETBInfinite creature LTBInfinite mana creatures you control can produceInfinite untap of creatures you control
  1. 1Activate any number of creatures by tapping them, adding at least {1}{G}{G}.
  2. 2Activate Oviya by paying {G} and tapping it, putting Great Oak Guardian from your hand onto the battlefield.
  3. 3When Great Oak Guardian enters, it triggers, untapping all creatures you control and giving them +2/+2 until end of turn.
  4. 4Activate Temur Sabertooth by paying {1}{G}, returning Great Oak Guardian from the battlefield to your hand.
  5. 5Repeat.
Great Oak Guardian
+Elvish Piper
+Temur Sabertooth
#8

Great Oak Guardian + Elvish Piper + Temur Sabertooth

Infinite creature ETBInfinite creature LTBInfinite mana creatures you control can produceInfinite untap of creatures you control
  1. 1Activate any number of creatures by tapping them, adding at least {1}{G}{G}.
  2. 2Activate Elvish Piper by paying {G} and tapping it, putting Great Oak Guardian from your hand onto the battlefield.
  3. 3When Great Oak Guardian enters, it triggers, untapping all creatures you control and giving them +2/+2 until end of turn.
  4. 4Activate Temur Sabertooth by paying {1}{G}, returning Great Oak Guardian from the battlefield to your hand.
  5. 5Repeat.
03

Legal formats

legacyvintagecommanderoathbreakerduel
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