Infect

This guide to the Infect deck is in progress. The deck wins by dealing 10 infect damage points to the opponent as quickly as possible, using cheap / hard to block infect creatures, pump spells and counterspells/protection to protect the creature.

Infect Creatures
Unblockable + Infect = Very close to winning. No idea what decks this card is good against. A very cheap Infect creature. No idea what decks this card is good against. As a man-land, this is immune to sorcery-speed removal (other than land removal). As a flyer, it is fairly hard to block. No idea what decks this card is good against.
 * Blighted Agent
 * Glistener Elf
 * Inkmoth Nexus

Pump Spells
Dirt-cheap (eventually) +6/+6 can end the game out of nowhere. No idea what decks this card is good against. A single-mana sorcery speed +4/+4 with extra functionality as a trick. No idea what decks this card is good against. A double-mana instant speed +4/+4 with extra functionality as defence. Can easily be a game-ending 2-for-1. Because statistics say so. No idea what decks this card is good against.
 * Become Immense
 * Might of Old Krosa
 * Vines of Vastwood

Defence
Defence for your creatures that can also get them past blockers. No idea what decks this card is good against.
 * Apostle's Blessing

Others
Get some information about whether you need to keep defence/permission up, from a 0-mana cantrip. No idea what decks this card is good against. Taps for all the colours of mana you want and pumps your creatures if they attack alone. No idea what decks this card is good against.
 * Gitaxian Probe
 * Noble Hierarch

Lands
Taps for both the colours of mana you want. Can't imagine siding it out. The main colour of mana you want. Can't imagine siding it out. Taps for the main colour of mana you want and pumps any of your creatures. Can't imagine siding it out.
 * Breeding Pool
 * Forest
 * Pendelhaven

Infect Creatures
A bit expensive, but it kills a Spellskite. Good against Affinity and decks with Spellskite.
 * Viridian Corrupter

Pump Spells
Often (especially in the early game) a cheap instant +4/+4. No idea what decks this card is good against. An (essentially) free instant +2/+2. No idea what decks this card is good against. A decent pump (lacking in toughness) that lasts beyond the turn it is played and even outlasts the creature it is on, as long as the creature survives long enough to wear it. No idea what decks this card is good against.
 * Groundswell
 * Mutagenic Growth
 * Rancor

Interaction
A fairly cheap removal spell for most blocking creatures or utility creatures (like Spellskites). No idea what decks this card is good against. Good early-game defensive spell. No idea what decks this card is good against. Kills opposing Spellskites (or Noble Hierarchs or Birds of Paradise). Good against decks with Spellskites.
 * Dismember
 * Spell Pierce
 * Twisted Image

Others
Turns out making big Infect creatures unblockable with a 1 mana cantrip is good. No idea what decks this card is good against. Good card is good. Great in the mirror, or against Bogles. Good against decks with removal, or burn spells.
 * Slip Through Space
 * Spellskite

Lands
Not sure why people are playing this - perhaps to fetch in response to Liliana's -2? No idea what decks this card is good against. They fetch Forests. Don't side them out.
 * Dryad Arbor
 * Misty Rainforest
 * Verdant Catacombs
 * Windswept Heath
 * Wooded Foothills

Standard Sideboard Cards
Blue decks sideboard dispel. No idea what decks this card is good against. Makes things harder for Affinity, Bogles and Lantern Control. Pump and defence. No idea what decks this card is good against.
 * Dispel
 * Nature's Claim
 * Wild Defiance

Infect Creatures
Because statistics say so. No idea what decks this card is good against. Because statistics say so. No idea what decks this card is good against. Because statistics say so. No idea what decks this card is good against. Because statistics say so. No idea what decks this card is good against. Because statistics say so. No idea what decks this card is good against.
 * Carrion Call
 * Ichorclaw Myr
 * Necropede
 * Phyrexian Crusader
 * Plague Stinger

Other Creatures
Life gain is useful against Burn. Because statistics say so. No idea what decks this card is good against.
 * Kitchen Finks
 * Wall of Roots

Pump Spells
Because statistics say so. No idea what decks this card is good against.
 * Ranger's Guile

Interaction
Because statistics say so. No idea what decks this card is good against. Because statistics say so. No idea what decks this card is good against. Because statistics say so. No idea what decks this card is good against. Because statistics say so. No idea what decks this card is good against. Because statistics say so. No idea what decks this card is good against. Because statistics say so. No idea what decks this card is good against. Because statistics say so. No idea what decks this card is good against. Because statistics say so. No idea what decks this card is good against.
 * Avoid Fate
 * Defense Grid
 * Duress
 * Grafdigger's Cage
 * Inquisition of Kozilek
 * Relic of Progenitus
 * Spell Snare
 * Spreading Seas

Removal
Because statistics say so. No idea what decks this card is good against. Great against Affinity or Lantern Control, assuming you can get to 4 mana. Because statistics say so. No idea what decks this card is good against. Because statistics say so. No idea what decks this card is good against. Because statistics say so. No idea what decks this card is good against. Great against Affinity or Lantern Control. Because statistics say so. No idea what decks this card is good against. Because statistics say so. No idea what decks this card is good against. Because statistics say so. No idea what decks this card is good against. Because statistics say so. No idea what decks this card is good against. Because statistics say so. No idea what decks this card is good against. Because statistics say so. No idea what decks this card is good against. Because statistics say so. No idea what decks this card is good against.
 * Abrupt Decay
 * Creeping Corrosion
 * Darkblast
 * Echoing Truth
 * Gut Shot
 * Hurkyl's Recall
 * Krosan Grip
 * Natural State
 * Naturalize
 * Pact of Negation
 * Pithing Needle
 * Unravel the ?ther
 * Vapor Snag

Others
Turns out making big Infect creatures unblockable for 0/1 mana is good. No idea what decks this card is good against. Because statistics say so. No idea what decks this card is good against. Because statistics say so. No idea what decks this card is good against. Because statistics say so. No idea what decks this card is good against. Because statistics say so. No idea what decks this card is good against. Because statistics say so. No idea what decks this card is good against. Because statistics say so. No idea what decks this card is good against. Because statistics say so. No idea what decks this card is good against. Because statistics say so. No idea what decks this card is good against.
 * Distortion Strike
 * Fog
 * Noxious Revival
 * Piracy Charm
 * Pulse of Murasa
 * Serum Visions
 * Sleight of Hand
 * Sylvan Scrying
 * Tezzeret's Gambit

Lands
Because statistics say so. No idea what decks this card is good against. Because statistics say so. No idea what decks this card is good against. Because statistics say so. No idea what decks this card is good against. Because statistics say so. No idea what decks this card is good against. Because statistics say so. No idea what decks this card is good against.
 * Island
 * Overgrown Tomb
 * Snow-Covered Forest
 * Swamp
 * Urborg, Tomb of Yawgmoth