The presence of luck-based mechanics in a strategy game can be both a blessing and a massive frustration.

Understanding exactly where randomness factors into the equation allows top players to mitigate its negative effects.
Initial Deck Shuffling
If your opponent rushes the bridge and all your cheap defensive counters are at the bottom of your deck, you lose the tower.

By ensuring a healthy mix of low-cost cycle cards, they guarantee they will always have some form of defense.
Make the best play available with what you have.Know what they are holding.Some RNG is healthy for the game. Unit Targeting and Pathfinding
Another subtle layer of RNG comes from the slight inconsistencies in how the game's AI handles pathfinding.

Leaving a slight margin for error in your defensive placements is the best way to handle AI unpredictability.
Game StyleRNG DependencyAuto-BattlersExtremely High - Relies entirely on shop rolls and item dropsStandard Tower RushMatches are decided by placement, timing, and resource tracking Embracing the Chaos
The most important skill regarding RNG is learning how to control your emotions when luck inevitably turns against you.

Over the course of a thousand games, the luck factor completely evens out for everyone.