Multiattack. The guard drake makes one Bite attack and one Tail attack.
Bite. Melee Weapon Attack: +5 to hit, reach 5 ft., one target. Hit: 7 (1d8 + 3) piercing damage.
Tail. Melee Weapon Attack: +5 to hit, reach 5 ft., one target. Hit: 6 (1d6 + 3) bludgeoning damage.
Each type of chromatic dragon's scales creates a guard drake that resembles a wingless, stunted version of that type of dragon, with unique abilities related to that type. Each has the special features described below.
Black Guard Drake. The drake can breathe air and water, has a swimming speed of 30 feet, and has resistance to acid damage.
Blue Guard Drake. The drake has a burrowing speed of 20 feet and resistance to lightning damage.
Green Guard Drake. The drake can breathe air and water, has a swimming speed of 30 feet, and has resistance to poison damage.
Red Guard Drake. The drake has climbing speed of 30 feet and resistance to fire damage.
White Guard Drake. The drake has a burrowing speed of 20 feet, a climbing speed of 30 feet, and resistance to cold damage.