You can use a bonus action to perform the following actions:
Check. Make a skill check.
Flank. Choose a target adjacent to you. Until your next turn, creatures adjacent and on the opposite side of the target have advantage on melee attacks against the target.
Guard. Choose a target adjacent to you. Until your next turn, creatures have disadvantage on melee attacks against the target.
Potion. Consume a potion.
Shove. Perform the shove action.
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