Each ground favours certain types of bowling and hinders other types. As in most sports, players don't always play at their actual skill level. When a Ultra Cricket player takes the field, a form factor is added or subtracted from his skill level based on his recent performances. As you can see, managing a team is not just a matter of putting the best players on the field. A manager needs to take into all the factors mentioned above.
Players improve their skill level by gaining experience.
Experience can be gained in actual games or by training players. A complex formula is then used to calculate the skill level based on experience, an underlying skill level and the player's age. The underlying skill of players declines every week, which slowly degrades their actual skill or ability to increase skill week by week, especially near the end of their career. Whether you will bat or bowl if you win the toss. How aggressive your batsmen will be under certain conditions.