Longsword

Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit: 6 (1d8 + 2) slashing damage plus 3 (1d6) cold damage.

Seize

Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit: 3 (1d6) cold damage and the target is grappled (escape DC 12). Until this grapple ends the target is restrained and the only attack the wight can make is Life Drain against the grappled target.

Longbow

Ranged Weapon Attack: +4 to hit, range 150/600 ft., one target. Hit: 6 (1d8 + 2) piercing damage plus 3 (1d6) cold damage.