Knowledge Pool
Colfenor's Plans
Harmless Offering

   Prerequisites

What do I need to start this combo?
Harmless Offering in hand.
Knowledge Pool and Colfenor's Plans on the battlefield.
2 available

   Steps

How does this combo work?
1
Cast Harmless Offering by paying 2, giving control of Colfenor's Plans to an opponent.
2
Whenever the opponent that controls Colfenor's Plans casts a spell from their hand, Knowledge Pool triggers, exiling that spell.
3
Because Colfenor's Plans prevents the opponent from casting more than one spell each turn, the opponent cannot cast the spell permitted by Knowledge Pool, or any other spell that turn.

   Results

What do I get from this combo?
Exile all spells target opponent casts from their hand
Target opponent can only cast one spell per turn
Target opponent skips their draw step
Lock
Blim, Comedic Genius
0.5%inclusion25 decks5.33K decks
Codie, Vociferous Codex
0.0%inclusion1 decks7.58K decks
Mairsil, the Pretender
0.1%inclusion1 decks1.97K decks
Tymna the Weaver // Vial Smasher the Fierce
0.4%inclusion1 decks258 decks
Child of Alara
0.0%inclusion1 decks9.86K decks
Sauron, the Dark Lord
0.0%inclusion1 decks32.2K decks
Rakdos, the Showstopper
0.1%inclusion1 decks1.30K decks
New Cards
Hard-Won Jitte
25%inclusion1 decks4 decks
25%synergy
High Synergy Cards
Donate
100%inclusion4 decks4 decks
100%synergy
Puca's Mischief
100%inclusion4 decks4 decks
100%synergy
Demonic Pact
87%inclusion27 decks31 decks
87%synergy
Bazaar Trader
84%inclusion26 decks31 decks
83%synergy
Nefarious Lich
81%inclusion25 decks31 decks
81%synergy
Immortal Coil
71%inclusion22 decks31 decks
71%synergy
Demonic Lore
71%inclusion22 decks31 decks
71%synergy
Fateful Handoff
71%inclusion22 decks31 decks
71%synergy
Archfiend of the Dross
71%inclusion22 decks31 decks
71%synergy
Xantcha, Sleeper Agent
68%inclusion21 decks31 decks
66%synergy
Top Cards
Forbidden Crypt
65%inclusion20 decks31 decks
64%synergy
Lich's Mastery
65%inclusion20 decks31 decks
64%synergy
Abyssal Persecutor
61%inclusion19 decks31 decks
61%synergy
Humble Defector
61%inclusion19 decks31 decks
59%synergy
Chaos Warp
61%inclusion19 decks31 decks
32%synergy
Steel Golem
58%inclusion18 decks31 decks
58%synergy
Aggressive Mining
58%inclusion18 decks31 decks
58%synergy
Midnight Oil
55%inclusion17 decks31 decks
55%synergy
Greed's Gambit
55%inclusion17 decks31 decks
55%synergy
Rust Elemental
55%inclusion17 decks31 decks
55%synergy
Game Changers
Demonic Tutor
23%inclusion7 decks31 decks
4%synergy
Gamble
16%inclusion5 decks31 decks
7%synergy
Vampiric Tutor
16%inclusion5 decks31 decks
2%synergy
Tergrid, God of Fright
13%inclusion4 decks31 decks
11%synergy
Ancient Tomb
13%inclusion4 decks31 decks
4%synergy
Jeska's Will
13%inclusion4 decks31 decks
-2%synergy
The One Ring
10%inclusion3 decks31 decks
2%synergy
Creatures
Akroan Horse
55%inclusion17 decks31 decks
54%synergy
Grid Monitor
52%inclusion16 decks31 decks
51%synergy
Demonic Taskmaster
52%inclusion16 decks31 decks
51%synergy
Plague Reaver
48%inclusion15 decks31 decks
48%synergy
Ebon Drake
45%inclusion14 decks31 decks
45%synergy
Sleeper Agent
42%inclusion13 decks31 decks
42%synergy
Khârn the Betrayer
42%inclusion13 decks31 decks
41%synergy
Master of the Feast
35%inclusion11 decks31 decks
35%synergy
Priest of the Blood Rite
29%inclusion9 decks31 decks
29%synergy
Goldnight Castigator
29%inclusion9 decks31 decks
29%synergy
Alexios, Deimos of Kosmos
29%inclusion9 decks31 decks
27%synergy
Wretched Anurid
26%inclusion8 decks31 decks
26%synergy
Sangromancer
26%inclusion8 decks31 decks
24%synergy
Kain, Traitorous Dragoon
25%inclusion4 decks16 decks
25%synergy
Phyrexian Negator
23%inclusion7 decks31 decks
22%synergy
Silent Arbiter
23%inclusion7 decks31 decks
21%synergy
Treasure Nabber
23%inclusion7 decks31 decks
20%synergy
Vislor Turlough
19%inclusion6 decks31 decks
19%synergy
Goblin Cadets
19%inclusion6 decks31 decks
19%synergy
Evil Eye of Orms-by-Gore
19%inclusion6 decks31 decks
19%synergy
Bronze Bombshell
16%inclusion5 decks31 decks
16%synergy
Cinder Giant
16%inclusion5 decks31 decks
16%synergy
Kazuul, Tyrant of the Cliffs
16%inclusion5 decks31 decks
14%synergy
Vilis, Broker of Blood
16%inclusion5 decks31 decks
13%synergy
Kardur, Doomscourge
16%inclusion5 decks31 decks
10%synergy
Tinybones, Bauble Burglar
15%inclusion4 decks27 decks
14%synergy
Razorkin Needlehead
15%inclusion4 decks27 decks
12%synergy
Dauthi Trapper
13%inclusion4 decks31 decks
13%synergy
Blim, Comedic Genius
13%inclusion4 decks31 decks
13%synergy
Evil Eye of Urborg
13%inclusion4 decks31 decks
13%synergy
Kederekt Parasite
13%inclusion4 decks31 decks
11%synergy
Fate Unraveler
13%inclusion4 decks31 decks
11%synergy
Lizard Blades
13%inclusion4 decks31 decks
11%synergy
Stormfist Crusader
13%inclusion4 decks31 decks
9%synergy
Sheoldred, the Apocalypse
13%inclusion4 decks31 decks
8%synergy
Avaricious Dragon
10%inclusion3 decks31 decks
9%synergy
Phage the Untouchable
10%inclusion3 decks31 decks
9%synergy
Wall of Blood
10%inclusion3 decks31 decks
9%synergy
Platinum Angel
10%inclusion3 decks31 decks
9%synergy
Heartless Hidetsugu
10%inclusion3 decks31 decks
9%synergy
Magus of the Wheel
10%inclusion3 decks31 decks
7%synergy
Dauthi Voidwalker
10%inclusion3 decks31 decks
3%synergy
Instants
Wrong Turn
75%inclusion3 decks4 decks
74%synergy
Rakdos Charm
45%inclusion14 decks31 decks
30%synergy
Dark Ritual
45%inclusion14 decks31 decks
20%synergy
Terminate
42%inclusion13 decks31 decks
23%synergy
Heartless Act
39%inclusion12 decks31 decks
38%synergy
Bedevil
39%inclusion12 decks31 decks
27%synergy
Deflecting Swat
29%inclusion9 decks31 decks
12%synergy
Tibalt's Trickery
26%inclusion8 decks31 decks
21%synergy
Chef's Kiss
19%inclusion6 decks31 decks
19%synergy
Bolt Bend
19%inclusion6 decks31 decks
15%synergy
Telim'Tor's Edict
16%inclusion5 decks31 decks
16%synergy
Temur Battle Rage
16%inclusion5 decks31 decks
14%synergy
Imp's Mischief
13%inclusion4 decks31 decks
9%synergy
Abrade
13%inclusion4 decks31 decks
2%synergy
Deadly Rollick
13%inclusion4 decks31 decks
-1%synergy
Withering Torment
11%inclusion3 decks27 decks
3%synergy
Untimely Malfunction
11%inclusion3 decks27 decks
3%synergy
Psychotic Fury
10%inclusion3 decks31 decks
9%synergy
Go for the Throat
10%inclusion3 decks31 decks
3%synergy
Sorceries
Shifting Grift
75%inclusion3 decks4 decks
74%synergy
Role Reversal
75%inclusion3 decks4 decks
74%synergy
Blasphemous Act
45%inclusion14 decks31 decks
12%synergy
Feed the Swarm
32%inclusion10 decks31 decks
16%synergy
Scrambleverse
29%inclusion9 decks31 decks
29%synergy
Sign in Blood
29%inclusion9 decks31 decks
20%synergy
Vandalblast
23%inclusion7 decks31 decks
7%synergy
Thieves' Auction
19%inclusion6 decks31 decks
19%synergy
Disrupt Decorum
16%inclusion5 decks31 decks
13%synergy
Read the Bones
16%inclusion5 decks31 decks
10%synergy
Night's Whisper
16%inclusion5 decks31 decks
7%synergy
Last One Standing
13%inclusion4 decks31 decks
12%synergy
Wheel of Fortune
13%inclusion4 decks31 decks
8%synergy
Repay in Kind
10%inclusion3 decks31 decks
9%synergy
Faithless Looting
10%inclusion3 decks31 decks
-6%synergy
Toxic Deluge
10%inclusion3 decks31 decks
-8%synergy
Utility Artifacts
Pendant of Prosperity
55%inclusion17 decks31 decks
55%synergy
Whispersilk Cloak
55%inclusion17 decks31 decks
51%synergy
Lightning Greaves
45%inclusion14 decks31 decks
20%synergy
Swiftfoot Boots
45%inclusion14 decks31 decks
18%synergy
Despotic Scepter
39%inclusion12 decks31 decks
39%synergy
Hithlain Rope
39%inclusion12 decks31 decks
38%synergy
Geth's Grimoire
39%inclusion12 decks31 decks
38%synergy
Wishclaw Talisman
35%inclusion11 decks31 decks
30%synergy
Bucknard's Everfull Purse
32%inclusion10 decks31 decks
32%synergy
Assault Suit
29%inclusion9 decks31 decks
29%synergy
Lich's Tomb
19%inclusion6 decks31 decks
19%synergy
Jinxed Choker
19%inclusion6 decks31 decks
19%synergy
Crown of Doom
19%inclusion6 decks31 decks
19%synergy
Fireshrieker
16%inclusion5 decks31 decks
15%synergy
Trailblazer's Boots
16%inclusion5 decks31 decks
14%synergy
Shadowspear
16%inclusion5 decks31 decks
13%synergy
Jinxed Idol
10%inclusion3 decks31 decks
10%synergy
Bloodthirsty Blade
10%inclusion3 decks31 decks
9%synergy
Enchantments
Nine Lives
100%inclusion3 decks3 decks
99%synergy
Captive Audience
55%inclusion17 decks31 decks
54%synergy
Waste Not
48%inclusion15 decks31 decks
46%synergy
Curse of Opulence
39%inclusion12 decks31 decks
35%synergy
Blood Funnel
29%inclusion9 decks31 decks
29%synergy
Pyromancer's Swath
29%inclusion9 decks31 decks
29%synergy
Oath of Lim-Dûl
26%inclusion8 decks31 decks
26%synergy
Endless Whispers
26%inclusion8 decks31 decks
26%synergy
Treacherous Blessing
26%inclusion8 decks31 decks
26%synergy
The Sibsig Ceremony
25%inclusion5 decks20 decks
25%synergy
Confusion in the Ranks
23%inclusion7 decks31 decks
22%synergy
Phyrexian Arena
23%inclusion7 decks31 decks
7%synergy
Custody Battle
19%inclusion6 decks31 decks
19%synergy
Smoke
16%inclusion5 decks31 decks
16%synergy
Underworld Dreams
16%inclusion5 decks31 decks
14%synergy
Lich
13%inclusion4 decks31 decks
13%synergy
Curse of Bloodletting
13%inclusion4 decks31 decks
13%synergy
Planar Chaos
13%inclusion4 decks31 decks
12%synergy
Maddening Hex
13%inclusion4 decks31 decks
12%synergy
Repercussion
13%inclusion4 decks31 decks
12%synergy
Blood Moon
13%inclusion4 decks31 decks
11%synergy
Grievous Wound
11%inclusion3 decks27 decks
10%synergy
Curse of Hospitality
10%inclusion3 decks31 decks
9%synergy
Fall of Cair Andros
10%inclusion3 decks31 decks
9%synergy
Share the Spoils
10%inclusion3 decks31 decks
9%synergy
Trespasser's Curse
10%inclusion3 decks31 decks
9%synergy
Possibility Storm
10%inclusion3 decks31 decks
9%synergy
Liliana's Caress
10%inclusion3 decks31 decks
8%synergy
Wound Reflection
10%inclusion3 decks31 decks
8%synergy
Descent into Avernus
10%inclusion3 decks31 decks
6%synergy
Planeswalkers
Ob Nixilis, the Hate-Twisted
13%inclusion4 decks31 decks
12%synergy
Utility Lands
Rogue's Passage
52%inclusion16 decks31 decks
31%synergy
Bojuka Bog
45%inclusion14 decks31 decks
16%synergy
Shizo, Death's Storehouse
29%inclusion9 decks31 decks
25%synergy
Urborg, Tomb of Yawgmoth
23%inclusion7 decks31 decks
14%synergy
Cabal Coffers
19%inclusion6 decks31 decks
10%synergy
Kher Keep
16%inclusion5 decks31 decks
14%synergy
Reliquary Tower
16%inclusion5 decks31 decks
-14%synergy
Homeward Path
10%inclusion3 decks31 decks
8%synergy
Minas Morgul, Dark Fortress
10%inclusion3 decks31 decks
8%synergy
The Black Gate
10%inclusion3 decks31 decks
7%synergy
Castle Locthwain
10%inclusion3 decks31 decks
6%synergy
Temple of the False God
10%inclusion3 decks31 decks
1%synergy
Mana Artifacts
Sol Ring
90%inclusion28 decks31 decks
7%synergy
Arcane Signet
81%inclusion25 decks31 decks
9%synergy
Staff of Compleation
52%inclusion16 decks31 decks
50%synergy
Rakdos Signet
48%inclusion15 decks31 decks
24%synergy
Talisman of Indulgence
39%inclusion12 decks31 decks
11%synergy
Fellwar Stone
29%inclusion9 decks31 decks
9%synergy
Commander's Sphere
23%inclusion7 decks31 decks
11%synergy
Mind Stone
23%inclusion7 decks31 decks
8%synergy
Coveted Jewel
19%inclusion6 decks31 decks
18%synergy
Charcoal Diamond
13%inclusion4 decks31 decks
9%synergy
Fire Diamond
13%inclusion4 decks31 decks
9%synergy
Thought Vessel
13%inclusion4 decks31 decks
-4%synergy
Coldsteel Heart
10%inclusion3 decks31 decks
9%synergy
Lands
Command Tower
77%inclusion24 decks31 decks
3%synergy
Xander's Lounge
75%inclusion3 decks4 decks
52%synergy
Watery Grave
75%inclusion3 decks4 decks
33%synergy
Blood Crypt
68%inclusion21 decks31 decks
30%synergy
Dragonskull Summit
65%inclusion20 decks31 decks
30%synergy
Luxury Suite
58%inclusion18 decks31 decks
35%synergy
Smoldering Marsh
55%inclusion17 decks31 decks
21%synergy
Tainted Peak
48%inclusion15 decks31 decks
37%synergy
Rakdos Carnarium
48%inclusion15 decks31 decks
37%synergy
Graven Cairns
42%inclusion13 decks31 decks
32%synergy
Foreboding Ruins
42%inclusion13 decks31 decks
27%synergy
Temple of Malice
39%inclusion12 decks31 decks
26%synergy
Exotic Orchard
39%inclusion12 decks31 decks
2%synergy
Haunted Ridge
35%inclusion11 decks31 decks
19%synergy
Sulfurous Springs
32%inclusion10 decks31 decks
9%synergy
Shadowblood Ridge
29%inclusion9 decks31 decks
17%synergy
Blightstep Pathway
23%inclusion7 decks31 decks
15%synergy
Canyon Slough
23%inclusion7 decks31 decks
14%synergy
Bloodstained Mire
23%inclusion7 decks31 decks
11%synergy
Blazemire Verge
22%inclusion6 decks27 decks
11%synergy
Mount Doom
13%inclusion4 decks31 decks
7%synergy
Blackcleave Cliffs
13%inclusion4 decks31 decks
7%synergy
Bloodfell Caves
13%inclusion4 decks31 decks
6%synergy
Raucous Theater
13%inclusion4 decks31 decks
3%synergy
Badlands
13%inclusion4 decks31 decks
0%synergy
Terramorphic Expanse
13%inclusion4 decks31 decks
-2%synergy
Evolving Wilds
13%inclusion4 decks31 decks
-8%synergy
Reflecting Pool
10%inclusion3 decks31 decks
5%synergy
City of Brass
10%inclusion3 decks31 decks
2%synergy
Arid Mesa
10%inclusion3 decks31 decks
0%synergy
Marsh Flats
10%inclusion3 decks31 decks
-1%synergy