3461 - Pyromancer Domination (you need pyromancer class (AC))
3462 - Mages Make Mashed Spiders (you need mage class)
3463 - Warriors Against Spiderkin (you need warrior class)
3464 - Arachnomancer's Weave War (you need arachnomancer class (AC))
3465 - Pyromancer Domination (you need pyromancer class (non-ac))
3466 - Arachnomancer's Weave War (you need arachnomancer class (non-AC))
There you go