In Proof of Stake (PoS) consensus algorithms, the more tokens a validator stakes, the higher their chances of being chosen to create a new block. This is because the stake serves as a kind of "lottery ticket" to participate in the block creation process.

Here's how it works:

1. Each validator's stake is weighted proportionally to the total amount of tokens staked by all validators.

2. The validator with the highest weighted stake has the highest chance of being chosen to create a new block.

3. The probability of being chosen is directly proportional to the amount of tokens staked.

4. The more tokens a validator stakes, the higher their chances of being chosen to create a new block.

This mechanism incentivizes validators to stake more tokens, as it increases their chances of being chosen to create a new block and earning block rewards and transaction fees. Additionally, it helps to ensure that validators have a vested interest in the security and stability of the blockchain, as they have a financial stake in its success.

It's worth noting that some PoS algorithms may use variations on this mechanism, such as randomized block selection or different weighting formulas, to achieve a more decentralized or secure validation process.