Renowned Weaver

{1}{G}, Sacrifice Renowned Weaver: Create a 1/3 green Spider enchantment creature token with reach. (It can block creatures with flying.)

Blightwidow

Reach (This creature can block creatures with flying.)
Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Forest

Deadly Recluse

Reach (This creature can block creatures with flying.)
Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)

Twin-Silk Spider

Reach
When Twin-Silk Spider enters, create a 1/2 green Spider creature token with reach.

Giant Growth

Target creature gets +3/+3 until end of turn.

Aggressive Urge

Target creature gets +1/+1 until end of turn.
Draw a card.

King Harald's Revenge

Until end of turn, target creature gets +1/+1 for each creature you control and gains trample. It must be blocked this turn if able.

Echoing Courage

Target creature and all other creatures with the same name as that creature get +2/+2 until end of turn.

Canopy Spider

Reach (This creature can block creatures with flying.)

Kessig Recluse

Archweaver

Brood Weaver

Reach
When Brood Weaver dies, create a 1/2 green Spider creature token with reach.