To beat Test Your Might in Mortal Kombat 1 consistently, focus on fast multi-finger tapping to fill the power bar, then hit the trigger once when it’s at or just above the target zone. The trick is less about raw strength and more about efficient button-mashing technique and timing.

How Test Your Might Works

  • You must rapidly press the face buttons to raise a power meter within a short time limit (around 10 seconds in MK1).
  • When the meter reaches or slightly passes the marked zone, you press the strike/trigger button once to break the object or complete the sequence.
  • Overfilling the meter or spamming the trigger instead of pressing once can cause a fail, even if you mashed a lot.

Best Button-Mashing Techniques

  • Thumb circle method : Place your thumb in the middle of the four face buttons and roll it in a quick circular motion so you’re hitting all four rapidly; this can max the bar in a few seconds.
  • Two-finger tap method : Hold the controller at a slight angle and tap the face buttons with your index and middle fingers, alternating quickly to double your input speed.
  • Thumb wiggle method : Rest your thumb between two buttons and wiggle it side-to-side to rapidly tap multiple buttons with minimal effort.

Controller Grip Tips

  • Rest the controller on your thigh or a stable surface so you aren’t wasting strength just holding it up while mashing.
  • Turn the controller slightly sideways so your index and middle fingers naturally line up over the face buttons, with your pinky or another finger ready on the trigger.
  • Keep your hands relaxed; tense muscles slow you down and tire you out quicker.

Timing the Strike

  • Watch the bar more than the character: the goal is to stop mashing right when the bar hits or slightly passes the required zone.
  • As soon as you reach the top or very close, stop mashing and press the trigger/strike button once ; multiple trigger presses can register incorrectly and cause a fail.
  • If you tend to overshoot, practice filling slightly above the minimum instead of going for an exact max every time.

Practice & Invasions Mode Angle

  • In Invasions mode, Test Your Might can appear as repeated encounters, so each one is a chance to refine your technique until it becomes automatic.
  • Once you consistently clear these, you can unlock Test Your Might-related challenges and enjoy cosmetic rewards like announcer voices, taunts, finishers, and gear colors as extra motivation.

TL;DR: Rest the controller, use a multi-finger or thumb-circle mash on all four face buttons, fill the bar fast, then tap the trigger once right at the target line, not repeatedly.

Information gathered from public forums or data available on the internet and portrayed here.