Six

a Treefolk attacks — 94 cards in Six's colors can cause this (Six is one).

1. Fangorn, Tree Shepherd — When Six attacks, Fangorn, Tree Shepherd adds that much mana

a Treefolk creature enters the battlefield — 101 cards in Six's colors can cause this (Six is one).

1. Orchard Warden — When Six enters, Orchard Warden gains you that creature's toughness life

a Treefolk enters the battlefield — 103 cards in Six's colors can cause this (Six is one).

1. Quickbeam, Upstart Ent — When Six enters, Quickbeam, Upstart Ent gives +2/+2

anything leaves a graveyard — 496 cards in Six's colors can cause this (Six is one).

When a land leaves a graveyard thanks to Six:

1. Hologram Stalker — makes a token
2. Willow Geist — puts a +1/+1 counter on itself

a card in a graveyard — 1,454 cards in Six's colors can cause this (Six is one).

1. Heart-Shaped Herb — Six puts cards into the graveyard that Heart-Shaped Herb can bring back
2. Nantuko Calmer — Six fills your graveyard toward the 7 or more cards Nantuko Calmer needs
3. Gurzigost — Six puts cards into the graveyard that Gurzigost can bring back
4. Endurance — Six puts cards into the graveyard that Endurance can bring back
5. Anurid Scavenger — Six puts cards into the graveyard that Anurid Scavenger can bring back
6. Barkform Harvester — Six puts cards into the graveyard that Barkform Harvester can bring back
7. Cybernetic Specialist — Six puts cards into the graveyard that Cybernetic Specialist can bring back
8. Reito Sentinel — Six puts cards into the graveyard that Reito Sentinel can bring back
9. Chrome Companion — Six puts cards into the graveyard that Chrome Companion can bring back
10. Stone-Tongue Basilisk — Six fills your graveyard toward the 7 or more cards Stone-Tongue Basilisk needs

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

a creature attacks — 3,620 cards in Six's colors can cause this (Six is one).

1. Adaptive Omnitool — When Six attacks, Adaptive Omnitool searches a library
2. Staff of Titania — When Six attacks, Staff of Titania makes a token
3. Fractal Harness — When Six attacks, Fractal Harness puts counters on a permanent
4. Inquisitorial Rosette — When Six attacks, Inquisitorial Rosette makes a token
5. Andúril, Flame of the West — When Six attacks, Andúril, Flame of the West makes 2 tokens
6. Moonsilver Spear — When Six attacks, Moonsilver Spear makes a token
7. Captain's Claws — When Six attacks, Captain's Claws makes a token
8. Saw — When Six attacks, Saw sacrifices a creature
9. Ultima Weapon — When Six attacks, Ultima Weapon kills a creature an opponent controls
10. Throwing Knife — When Six attacks, Throwing Knife sacrifices itself

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

anything attacks — 3,620 cards in Six's colors can cause this (Six is one).

1. ED-E, Lonesome Eyebot — When Six attacks, ED-E, Lonesome Eyebot puts a quest counter on itself
2. Hazardroot Herbalist — When Six attacks, Hazardroot Herbalist gives +1/+0
3. Ranger Class — When Six attacks, Ranger Class puts a counter on a creature
4. Dawnsire, Sunstar Dreadnought — When Six attacks, Dawnsire, Sunstar Dreadnought deals 100 damage
5. Hunter's Talent — When Six attacks, Hunter's Talent gives +1/+0
6. Campsite Cuisine — When Six attacks, Campsite Cuisine sacrifices a Food
7. Toph, Earthbending Master — When Six attacks, Toph, Earthbending Master puts a counter on a permanent
8. Twins of Discord — When Six attacks, Twins of Discord triggers
9. Cosmic Cube — When Six attacks, Cosmic Cube triggers
10. Doom's Time Platform — When Six attacks, Doom's Time Platform exiles a card from your graveyard

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

a creature blocks — 3,620 cards in Six's colors can cause this (Six is one).

1. Barrow-Blade — When Six blocks, Barrow-Blade strips abilities
2. Favor of the Woods — When Six blocks, Favor of the Woods gains you 3 life
3. Gift of the Woods — When Six blocks, Gift of the Woods gives +0/+3
4. Noxious Assault — When Six blocks, Noxious Assault puts a counter on a permanent
5. Ferocity — When Six blocks, Ferocity puts a counter on a permanent
6. Mammoth Harness — When Six blocks, Mammoth Harness grants first strike
7. Dead-Iron Sledge — When Six blocks, Dead-Iron Sledge kills a creature

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

a creature is cast — 3,640 cards in Six's colors can cause this (Six is one).

1. Primeval Bounty — When Six is cast, Primeval Bounty makes a token
2. Dancing from Dark to Dawn — When Six is cast, Dancing from Dark to Dawn puts that spell's mana value counters on a creature
3. Summon: Fenrir — When Six is cast, it arrives with counters thanks to Summon: Fenrir
4. Mona Lisa, Ever Adaptable — When Six is cast, Mona Lisa, Ever Adaptable makes a token
5. Champions of the Perfect — When Six is cast, Champions of the Perfect draws you 1 card
6. Masked Admirers — When Six is cast, Masked Admirers returns itself from the graveyard
7. Primordial Sage — When Six is cast, Primordial Sage draws you 1 card
8. Oketra's Monument — When Six is cast, Oketra's Monument makes a token
9. Beast Whisperer — When Six is cast, Beast Whisperer draws you 1 card
10. Silverback Elder — When Six is cast, Silverback Elder triggers

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

a nontoken creature enters the battlefield — 3,710 cards in Six's colors can cause this (Six is one).

1. Dual Nature — When Six enters, Dual Nature makes a token
2. Bramble Sovereign — When Six enters, Bramble Sovereign makes a token
3. Soul of the Harvest — When Six enters, Soul of the Harvest draws you 1 card
4. Surrak and Goreclaw — When Six enters, Surrak and Goreclaw puts a counter on a permanent
5. Rocksteady, Mutant Marauder — When Six enters, Rocksteady, Mutant Marauder puts a counter on a creature
6. Radagast the Brown — When Six enters, Radagast the Brown searches a library
7. Warden of the Grove — When Six enters, Warden of the Grove triggers

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

a creature enters the battlefield — 4,064 cards in Six's colors can cause this (Six is one).

1. Legolas Greenleaf — When Six enters, Legolas Greenleaf puts a counter on a permanent

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