DTR.u provides a modified mini crossbow and three new types of Darts. You can summon the new crossbow which takes the modified ammo by doing 'summon DTR.ModifiedMiniCrossbow' The first type you get by 'summon DTR.AmmoDartStun'. This is a dart which stuns the victim for a few seconds. The second type you get by 'summon DTR.AmmoDartExplode'. This is an explode-on-impact dart which 1/5 as powerful as a LAM. The third type you get by 'summon DTR.AmmoDartTimedExplode'. This is a dart which sticks to a wall, beeps for 3 seconds and then explodes with 1/2 the damage as a LAM. It's good for taking out security cameras.