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Here Tombstone would have faced Vanquish but Tombstone had electrical problems that weren't able to be fixed in time, forcing it to forfeit. Apex was counted out, giving Tombstone the win by K.O and advancing it to the round of 32. Eventually, Tombstone managed to spin up its bar and struck Apex hard in the side, sending Apex cartwheeling into the wall where it landed upside down. The match started off evenly as Apex's weapon wasn't spinning while Tombstone was struggling to spin up its own. Tombstone first faced Apex in its first match for 2 years. Despite this loss, Tombstone won the Most Destructive Robot Award. Bad Kitty then charged Tombstone, and, due to the angle, launched Tombstone into the air, Tombstone couldn't move when it landed and was counted out, giving Bad Kitty the win by K.O and eliminating Tombstone from the tournament. Tombstone rushed out its square and struck Bad Kitty with its bar before backing off. Bale Spear was counted out, giving Tombstone the win by destructive K.O and advancing it to the round of 16, where it faced future rival Bad Kitty. Bale Spear used this opportunity to try and shove Tombstone around, however it misjudged the length of Tombstone's bar, and the resulting hit tore open Bale Spear's front and left it a smoking heap of twisted metal in the corner.
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At the start of the match, Tombstone lost drive on one side due to an electrical short. For season 4, Tombstone now had individual bar choices for different opponents, the heaviest of them was a thick black bar.
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For season 3, Tombstone was given a longer, heavier bar. Due to being designed for maximum damage output, its drive trains were not designed for pushing. Tombstone greatly resembles its real life counterpart in both looks and destructive ability.
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