Hunter · spell

Explosive Trap

556per cast

Rank 3 · level 60 · before talents

Explosive Trap

520 Mana

Instant30 sec cooldown

Place a Fire trap that explodes when an enemy approaches, causing 208 to 264 Fire damage and 330 additional Fire damage over 20 sec to all within 10 yards. Trap will exist for 1 min. Only one Fire trap can be active at a time.

Talents that change it, each at full ranks:

Clever Traps +167 Lone Wolf · without a pet +111 Surefooted +17.4 Survival Tactics +17.4 Lethal Attacks +13.6 Focused Fire · with a pet +11.1 Resourcefulness per 100 mana +160

Averages, counting crits and misses, with a typical weapon and no other gear or buffs, against a target your level. Talents at level 60. Worked out from the game's own data, the same way as the Foresight addon.