This category lists 10th-level creatures in 4e.
“Demonspiders are demons spawned of the great web, and are usually in spider form. Like their...Demonspider (4e Monster)
“Theraphosas, sometimes called "tarantulas" (though this is a false name), are large, tough, and...Theraphosa (4e Monster)
“Weaver spiders are the archetypal spiders; poisonous web-spinners that lurk in silken webs...Weaver Spider (4e Monster)