The thrump can take 3 legendary actions, choosing from the options below. Only one legendary action option can be used at a time and only at the end of another creature's turn. The thrump regains spent legendary actions at the start of its turn. Command. The thrump can command thrumplings to do a sneak attack, thrumplings otherwise cant do a sneak attack (how dumb are they?) You're Fired. The thrump casts immolation . I'm gonna build a great wall. The thrump casts wall of fire . Iron Grip.