Create a 1/1 green Insect creature token for each Forest you control. Shuffle Beacon of Creation into its owner's library.
{2}{G}
Blex, Vexing Pest
Legendary Creature - Pest
Other Pests, Bats, Insects, Snakes, and Spiders you control get +1/+1.
When Blex, Vexing Pest dies, you gain 4 life.
3 /
2
--
Search for Blex
Sorcery
Look at the top five cards of your library. You may put any number of them into your hand and the rest into your graveyard. You lose 3 life for each card you put into your hand this way.
3 /
2
{G}
Bond Beetle
Creature - Insect
When Bond Beetle enters the battlefield, put a +1/+1 counter on target creature.
0 /
1
{1}{G}
Broodhatch Nantuko
Creature - Insect Druid
Whenever Broodhatch Nantuko is dealt damage, you may create that many 1/1 green Insect creature tokens.
Morph {2}{G} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)
1 /
1
{G}
Caustic Caterpillar
Creature - Insect
{1}{G}, Sacrifice Caustic Caterpillar: Destroy target artifact or enchantment.
1 /
1
{2}{G}
Crawling Infestation
Enchantment
At the beginning of your upkeep, you may mill two cards. (You may put the top two cards of your library into your graveyard.)
Whenever one or more creature cards are put into your graveyard from anywhere during your turn, create a 1/1 green Insect creature token. This ability triggers only once each turn.
--
Drannith Ruins
Land
{T}: Add {C}.
{2}, {T}: Put two +1/+1 counters on target non-Human creature that entered the battlefield this turn.
{1}{G}
Drudge Beetle
Creature - Insect
Scavenge {5}{G} ({5}{G}, Exile this card from your graveyard: Put a number of +1/+1 counters equal to this card's power on target creature. Scavenge only as a sorcery.)
2 /
2
--
Forest
Basic Land - Forest
({T}: Add {G}.)
{5}{G}{G}
Giant Adephage
Creature - Insect
Trample
Whenever Giant Adephage deals combat damage to a player, create a token that's a copy of Giant Adephage.
7 /
7
--
Hidden Nursery
Land - Cave
Hidden Nursery enters the battlefield tapped.
{T}: Add {G}.
{4}{G}, {T}, Sacrifice Hidden Nursery: Discover 4. Activate only as a sorcery. (Exile cards from the top of your library until you exile a nonland card with mana value 4 or less. Cast it without paying its mana cost or put it into your hand. Put the rest on the bottom in a random order.)
{1}{G}
Ironshell Beetle
Creature - Insect
When Ironshell Beetle enters the battlefield, put a +1/+1 counter on target creature.
1 /
1
{1}{G}
Kazandu Nectarpot
Creature - Insect
Landfall -- Whenever a land enters the battlefield under your control, you gain 1 life.
1 /
3
{G}
Scute Mob
Creature - Insect
At the beginning of your upkeep, if you control five or more lands, put four +1/+1 counters on Scute Mob.
1 /
1
{2}{G}
Scute Swarm
Creature - Insect
Landfall -- Whenever a land enters the battlefield under your control, create a 1/1 green Insect creature token. If you control six or more lands, create a token that's a copy of Scute Swarm instead.
1 /
1
--
Swarmyard
Land
{T}: Add {C}.
{T}: Regenerate target Insect, Rat, Spider, or Squirrel. (The next time it would be destroyed, instead tap it, remove it from combat, and heal all damage on it.)
{G}{G}
Sylvan Anthem
Enchantment
Green creatures you control get +1/+1.
Whenever a green creature enters the battlefield under your control, scry 1.
{3}{G}{G}
Zask, Skittering Swarmlord
Legendary Creature - Insect
You may play lands and cast Insect spells from your graveyard.
Whenever another Insect you control dies, put it on the bottom of its owner's library, then mill two cards. (Put the top two cards of your library into your graveyard.)
{1}{B/G}: Target Insect gets +1/+0 and gains deathtouch until end of turn. ({B/G} can be paid with either {B} or {G}.)
5 /
5
{1}
Brass Gnat
Artifact Creature - Insect
Flying
Brass Gnat doesn't untap during your untap step.
At the beginning of your upkeep, you may pay {1}. If you do, untap Brass Gnat.
1 /
1
{4}{G}
Crash of Rhino Beetles
Creature - Insect
Trample
Crash of Rhino Beetles gets +10/+10 as long as you control ten or more lands.
5 /
5
{2}{G}
Crawling Sensation
Enchantment
At the beginning of your upkeep, you may mill two cards.
Whenever one or more land cards are put into your graveyard from anywhere for the first time each turn, create a 1/1 green Insect creature token.
{2}{G}{G}
Deadbridge Goliath
Creature - Insect
Scavenge {4}{G}{G} ({4}{G}{G}, Exile this card from your graveyard: Put a number of +1/+1 counters equal to this card's power on target creature. Scavenge only as a sorcery.)
5 /
5
{1}{G}
Duskshell Crawler
Creature - Insect
When Duskshell Crawler enters the battlefield, put a +1/+1 counter on target creature.
Each creature you control with a +1/+1 counter on it has trample.
0 /
3
{6}{G}{G}
Giant Ankheg
Creature - Insect
Trample
Ward {2} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {2}.)
Other creatures you control have trample and ward {2}.
8 /
8
{2}{R/G}{R/G}
Giant Solifuge
Creature - Insect
({R/G} can be paid with either {R} or {G}.)
Trample; haste; shroud (This creature can't be the target of spells or abilities.)
4 /
1
{3}{B/G}{B/G}{B/G}
Gleancrawler
Creature - Insect Horror
({B/G} can be paid with either {B} or {G}.)
Trample
At the beginning of your end step, return to your hand all creature cards in your graveyard that were put there from the battlefield this turn.
6 /
6
{2}{G}
Hornet Nest
Creature - Insect
Defender (This creature can't attack.)
Whenever Hornet Nest is dealt damage, create that many 1/1 green Insect creature tokens with flying and deathtouch. (Any amount of damage a creature with deathtouch deals to a creature is enough to destroy it.)
0 /
2
{4}{G}{G}{G}
Hornet Queen
Creature - Insect
Flying, deathtouch
When Hornet Queen enters the battlefield, create four 1/1 green Insect creature tokens with flying and deathtouch.
2 /
2
{4}{G}
Infested Roothold
Creature - Wall
Defender (This creature can't attack.)
Protection from artifacts
Whenever an opponent casts an artifact spell, you may create a 1/1 green Insect creature token.
0 /
3
{1}{G}
Kraul Harpooner
Creature - Insect Warrior
Reach
Undergrowth -- When Kraul Harpooner enters the battlefield, choose up to one target creature with flying you don't control. Kraul Harpooner gets +X/+0 until end of turn, where X is the number of creature cards in your graveyard, then you may have Kraul Harpooner fight that creature.
3 /
2
{6}{G}{G}
Living Hive
Creature - Elemental Insect
Trample
Whenever Living Hive deals combat damage to a player, create that many 1/1 green Insect creature tokens.
6 /
6
{1}{G}
Loam Larva
Creature - Insect
When Loam Larva enters the battlefield, you may search your library for a basic land card, reveal it, then shuffle and put that card on top.
1 /
3
{2}{G}
Nantuko Elder
Creature - Insect Druid
{T}: Add {C}{G}.
1 /
2
{1}{G}
Nessian Hornbeetle
Creature - Insect
At the beginning of combat on your turn, if you control another creature with power 4 or greater, put a +1/+1 counter on Nessian Hornbeetle.
2 /
2
{5}{G}
One Dozen Eyes
Sorcery
Choose one --
• Create a 5/5 green Beast creature token.
• Create five 1/1 green Insect creature tokens.
Entwine {G}{G}{G} (Choose both if you pay the entwine cost.)
{3}{G}
Path of Discovery
Enchantment
Whenever a creature enters the battlefield under your control, it explores. (Reveal the top card of your library. Put that card into your hand if it's a land. Otherwise, put a +1/+1 counter on the creature, then put the card back or put it into your graveyard.)
--
Pendelhaven
Legendary Land
{T}: Add {G}.
{T}: Target 1/1 creature gets +1/+2 until end of turn.
{1}{G}
Pendelhaven Elder
Creature - Elf Shaman
{T}: Each 1/1 creature you control gets +1/+2 until end of turn.
1 /
1
{4}{G}{G}
Phyrexian Swarmlord
Creature - Phyrexian Insect Horror
Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)
At the beginning of your upkeep, create a 1/1 green Phyrexian Insect creature token with infect for each poison counter your opponents have.
4 /
4
{3}{G}
Rampaging Growth
Instant
Search your library for a basic land card, put it on the battlefield, then shuffle. Until end of turn, that land becomes a 4/3 Insect creature with reach and haste. It's still a land.
{4}{G}
Rust Scarab
Creature - Insect
Whenever Rust Scarab becomes blocked, you may destroy target artifact or enchantment defending player controls.
4 /
5
{1}{G}
Skylasher
Creature - Insect
Flash
This spell can't be countered.
Reach, protection from blue
2 /
2
{G}{G}{G}
Unyaro Bees
Creature - Insect
Flying
{G}: Unyaro Bees gets +1/+1 until end of turn.
{3}{G}, Sacrifice Unyaro Bees: It deals 2 damage to any target.
0 /
1
{G}
Xantid Swarm
Creature - Insect
Flying
Whenever Xantid Swarm attacks, defending player can't cast spells this turn.