3
votes
2answers
157 views

How far does trap searching extend?

How far does trap searching (Passive or Active) extend? I.E If PCs enter a 30x30 room, and the perception beats the DC of a trap on the other side of the room do they see it?
6
votes
1answer
427 views

How can a Sphere of Annihilation be detected, and how can it be “disarmed”?

I'm reading the DnD Essentials DM Book, and on the Sphere of Annihilation stat block, it mentions several things I don't exactly know how to read: The sphere has "Detect automatic". Does this mean ...
5
votes
1answer
887 views

Are there any free tools for designing encounters or traps?

I'm trying to design a module and I was wondering if there were any free or open source encounter or trap designers for D&D 4e Mostly I just like something that lets me fill in the blanks and ...