When you roll a 20 with this magic weapon, the target takes an extra 7 Bludgeoning damage.
Note: According to the SRD, it is an extra 2d6 Bludgeoning damage, although this is incorrect.
This weapon requires two hands to use. This property is relevant only when you attack with the weapon, not when you simply hold it.
This magic weapon deals an extra 2d6 damage to any creature it hits. This extra damage is of the same type as the weapon's normal damage.
A Two-Handed weapon requires two hands when you attack with it.
If you hit a creature with this weapon, you can push the creature up to 10 feet straight away from yourself if it is Large or smaller.