Wren's Run Packmaster

a Wolf enters the battlefield — 198 cards in the game can cause this (Wren's Run Packmaster is one).

When a Wolf enters thanks to Wren's Run Packmaster:

1. Tolsimir, Friend to Wolves — gains you 3 life
2. Chief of the Wilds — puts 2 +1/+1 counters on itself

an Elf attacks — 723 cards in the game can cause this (Wren's Run Packmaster is one).

When Wren's Run Packmaster attacks:

1. Celeborn the Wise — scries
2. Tyvar the Bellicose — grants deathtouch
3. Harald Unites the Elves — shrinks a creature by -1/-1
4. Arboreal Alliance — triggers

a nontoken Elf enters the battlefield — 728 cards in the game can cause this (Wren's Run Packmaster is one).

1. Wirewood Hivemaster — When Wren's Run Packmaster enters, Wirewood Hivemaster makes a token

an Elf enters the battlefield — 752 cards in the game can cause this (Wren's Run Packmaster is one).

When Wren's Run Packmaster enters:

1. Wolverine Riders — gains you its toughness life
2. Elvish Warmaster — makes a token
3. Elvish Vanguard — puts a +1/+1 counter on itself
4. Marwyn, the Nurturer — puts a +1/+1 counter on itself
5. Woodland Weavemaster — gets +1/+1
6. High Perfect Morcant — puts a counter on a permanent an opponent controls
7. Maralen, Fae Ascendant — exiles a card from an opponent's library

1 other card cares about it too. These are the ones with the most connections.

a Warrior attacks — 1,319 cards in the game can cause this (Wren's Run Packmaster is one).

1. Najeela, the Blade-Blossom — When Wren's Run Packmaster attacks, Najeela, the Blade-Blossom makes a token

a Warrior deals combat damage — 1,319 cards in the game can cause this (Wren's Run Packmaster is one).

1. Raiders' Spoils — When Wren's Run Packmaster deals combat damage, Raiders' Spoils makes you lose life

a Warrior creature enters the battlefield — 1,401 cards in the game can cause this (Wren's Run Packmaster is one).

1. Obsidian Battle-Axe — When Wren's Run Packmaster enters, Obsidian Battle-Axe triggers

a Warrior enters the battlefield — 1,403 cards in the game can cause this (Wren's Run Packmaster is one).

When Wren's Run Packmaster enters:

1. Mardu Woe-Reaper — hits a graveyard
2. Thrasher Brute — makes each opponent lose 1 life
3. Decorated Champion — puts a +1/+1 counter on itself

provide a creature to sacrifice — 2,720 cards in the game can cause this.

1. Birthing Ritual — Wren's Run Packmaster makes fodder for Birthing Ritual

2,719 other cards cause it too. These are the ones with the most connections.

a creature token enters the battlefield — 2,799 cards in the game can cause this (Wren's Run Packmaster is one).

When a Wolf enters thanks to Wren's Run Packmaster:

1. Securitron Squadron — puts a counter on a permanent
2. Anointer Priest — gains you 1 life
3. Nesting Dovehawk — puts a +1/+1 counter on itself

a creature token is created — 2,799 cards in the game can cause this (Wren's Run Packmaster is one).

1. Staff of the Storyteller — When Wren's Run Packmaster makes a Wolf token, Staff of the Storyteller puts a story counter on itself

3 other cards care about it too. These are the ones with the most connections.

a token enters the battlefield — 3,710 cards in the game can cause this (Wren's Run Packmaster is one).

When a Wolf enters thanks to Wren's Run Packmaster:

1. Baron Bertram Graywater — makes a token
2. Marneus Calgar — draws you 1 card
3. Belladonna Took — gains you 1 life
4. Kambal, Profiteering Mayor — makes each opponent lose 1 life
5. Lucy MacLean, Positively Armed — makes a token
6. Mister Fantastic, Reed Richards — draws you 1 card
7. Cloakwood Swarmkeeper — puts a +1/+1 counter on itself
8. Woodland Champion — puts that many +1/+1 counters on itself
9. Leonardo, the Balance — puts a counter on a creature
10. Spiritcall Enthusiast // Scrollboost — becomes prepared

3 other cards care about it too. These are the ones with the most connections.

a token is created — 3,711 cards in the game can cause this (Wren's Run Packmaster is one).

When Wren's Run Packmaster makes a Wolf token:

1. Akim, the Soaring Wind — makes a token
2. Idol of Oblivion — draws you 1 card
3. Rosie Cotton of South Lane — puts a counter on a permanent
4. Mirkwood Bats — makes each opponent lose 1 life

17 other cards care about it too. These are the ones with the most connections.

anything attacks — 17,934 cards in the game can cause this (Wren's Run Packmaster is one).

When Wren's Run Packmaster attacks:

1. Far Fortune, End Boss — deals 1 damage
2. Temmet, Naktamun's Will — draws you 1 card
3. Grim Javelineer — gives +1/+0
4. Invisible Woman — triggers
5. Caesar, Legion's Emperor — sacrifices a creature
6. Guide of Souls — triggers
7. Campsite Cuisine — sacrifices a Food
8. Gossip's Talent — triggers
9. Banon, the Returners' Leader — draws and discards
10. Toph, Earthbending Master — puts a counter on a permanent

127 other cards care about it too. These are the ones with the most connections.

a creature attacks — 17,934 cards in the game can cause this (Wren's Run Packmaster is one).

When Wren's Run Packmaster attacks:

1. Adaptive Omnitool — searches a library
2. Anthem of Rakdos — gives +2/+0
3. Kindred Discovery — draws you 1 card
4. Saw — sacrifices a creature

206 other cards care about it too. These are the ones with the most connections.

a creature blocks — 17,934 cards in the game can cause this (Wren's Run Packmaster is one).

1. Tide of War — When Wren's Run Packmaster blocks, Tide of War sacrifices a creature

30 other cards care about it too. These are the ones with the most connections.

a creature enters the battlefield — 19,800 cards in the game can cause this (Wren's Run Packmaster is one).

1. Slash, Reptile Rampager — When a Wolf enters thanks to Wren's Run Packmaster, Slash, Reptile Rampager deals 2 damage
2. Ray Fillet, Wave Warrior — When Wren's Run Packmaster enters, Ray Fillet, Wave Warrior puts a counter on itself
3. The Neutrinos — When a Wolf enters thanks to Wren's Run Packmaster, The Neutrinos gets +1/+0
4. Wingnut, Bat on the Belfry — When a Wolf enters thanks to Wren's Run Packmaster, Wingnut, Bat on the Belfry grants flying, haste and menace
5. Aetherstorm Roc — When a Wolf enters thanks to Wren's Run Packmaster, Aetherstorm Roc puts a counter on a permanent you control
6. Raphael, Most Attitude — When a Wolf enters thanks to Wren's Run Packmaster, Raphael, Most Attitude exiles a card from your library

374 other cards care about it too. These are the ones with the most connections.

anything enters the battlefield — 26,499 cards in the game can cause this (Wren's Run Packmaster is one).

1. Prowl, Stoic Strategist // Prowl, Pursuit Vehicle — When a Wolf enters thanks to Wren's Run Packmaster, Prowl, Stoic Strategist // Prowl, Pursuit Vehicle puts a +1/+1 counter on itself

53 other cards care about it too. These are the ones with the most connections.