Encounters, backup plans and more await you in this Bonesian take on the mechanics of 20 Strong! In20 Strong: Too Many Bones, you’ll travel through a bite-sized TMB adventure, chucking dice and saving up misses in a miniature backup plan. You’ll find the deck is stacked with a variety of tyrant encounters, but be careful about skipping them: Each one you don’t complete makes the final tyrant even harder.