Pounce. If the allosaurus moves at least 30 ft. straight toward a creature and then hits it with a claw attack on the same turn, that target must succeed on a DC 13 Strength saving throw or be knocked prone. If the target is prone, the allosaurus can make one bite attack against it as a bonus action.
Bite. Melee Weapon Attack: +6 to hit, reach 5 ft., one target. Hit: 15 (2d10 + 4) piercing damage.
Claw. Melee Weapon Attack: +6 to hit, reach 5 ft., one target. Hit: 8 (1d8 + 4) slashing damage.
Magic Resistance. The entity has advantange on saving throws against spell and other magical effects.
Magic Weapons. The entity’s weapons are magical.
Arcane Aura. The entity sheds bright light in a 15-foot
radius and dim light for an additional 15 feet. Any magical items that are within this area become mundane. This effect wears off when the entity dies or
when the item is taken out of the aura. Enemies that
end their turn in the bright light take 5 (1d10) force
Multiattack. The entity makes two attacks with its claws
or two attacks with its whip.
Claws. Melee Weapon Attack: +6 to hit, reach 5ft., one
target. Hit: 12 (2d8 + 3) slashing damage plus 9 (2d8)
Arcane Whip. Melee Weapon Attack: +6 to hit, reach
15ft., one target. Hit: 7 (2d4 + 3) slashing damage plus
13 (3d8) force damage.
Arcane Barrage (Recharge 5-6) The entity unleashes 10
(4d4) missiles of arcane power at randomly selected
enemies within 120 feet. The missiles automatically hit
and deal 6 (1d4 + 4) damage each.