In Mortal Kombat 11 there are so-called 'Soul Fragments', these have the ability to unlock many secret areas and elements in Krypt. If you want to know how to get it, continue reading.
As you already know, in Krypt there are 3 main types of coins: Koins, Soul Fragments and Hearts. Thanks to the challenging objectives of the tower there are some variations that can increase your number of Soul Fragments.
While it's important to get Soul Fragments, these do not guarantee you to be super fast. The routine of the coins is part of the longevity of the games.
There are two ways to earn Soul Fragments:
1.- In the battles of AI: Consist of relatively simple battles where you choose a team of three to fight against another formed by equal number of members. Anuque you don't fight in these battles. You can increase the speed up to 4x. If you are victorious, you'll get 10 Soul Fragments as a reward.
2. Towers: Especially the towers of time. By winning each battle you can get Soul Fragments as a reward. Each Tower has a final score requirement. If you manage to meet the final score requirement, you'll earn more Soul Fragments, more Koins and more Hearts. In addition there are special increases to increase your rewards.