Green stuff:
Arachnid Queen 3GG
Summon Spider Legend
All creatures you control get +0/+1 and may block as though they had flying.
GGG: destroy target creature blocked by any Spider this turn.
2/4
Achennoga 4GGG
Summon Spirit
T: prevent all damage to any target from one source.
G: prevent 1 damage from any source.
2: prevent 1 damage from any source.
1: phase out
Forest of Webs 2G
Enchant Land
If enchanted land is a forest, all spiders get +1/+1.
Golden Spade Spider 1G
Summon Spider
At end of combat, destroy all creatures blocking or blocked by Golden Spade spider.
0/1
Tree Spider 6GGG
Summon Spider
Trample
Can block as though it had flying.
Tree spider cannot gain flying.
8/8
Greater Whipscorpion 4G
Summon Scorpion
At end of combat, put a -1/-1 counter on all creatures blocking or blocked by Greater Whipscorpion.
3/3
Slinking Wurm 3GGG
Summon Wurm
Forestwalk, Trample
5/5
Converge 2G
Sorcery
If target opponent controls any forests, choose one:
Bury target creature that player controls, or deal 3 damage to him or her.
Crash of Leaves G
Instant
Target creature gets +2/+1 and gains trample until end of turn.
Swords of Wood 5G
Sorcery
Place a number of +1/+1 counters equal to the number of forests you control on any number of target creatures.
Fustigate 3G
Instant
Destroy target black or blue permanent.
Roar of the Feral 4GGG
Sorcery
Deal X damage to target player, where X is equal to twice the number of creatures you control.
Hypercane XGGG
Sorcery
Deal X damage to each creature and player. Any player may pay G to prevent one damage to themselves or any creature they control.
Emergent Juben 9GGG
Summon Elemental
During your upkeep, sacrifice Emergent Juben unless you pay 9GGG.
Trample, cannot be blocked by creatures with flying.
12/12
High Forest Dragon 7G
Summon Dragon
Flying
GG: +1/+0 until end of turn.
GGG: +1/+1 until end of turn.
5/5
Feast of the Predator 2G
Sorcery
Sacrifice any number of creatures.
Target creature gets +2/+2 until end of turn for each creature sacrificed in this way.
Towering Vegetation 3G
Enchantment
If you control a forest, you may not be the target of white spells or abilities.
Stalwart Vegetation 3G
Enchantment
If you control a forest, you may not be the target of red spells or abilities.
Ardent Vegetation 3G
Enchantment
If you control a forest, you may not be the target of blue spells or abilities.
Thriving Vegetation 3G
Enchantment
If you control a forest, you may not be the target of black spells or abilities.
Next: Blue