- Mantle enhances Ethereum scalability with lower fees and faster transactions using Optimistic Rollups.
- Immutable powers Web3 gaming with ZK-rollups, reducing gas fees and improving game performance.
- Starknet strengthens blockchain infrastructure with ZK-rollups, enabling high-speed and cost-efficient transactions.
Ethereum Network struggles with high fees and slow transactions. Many investors now look for faster and cheaper alternatives. Layer-2 solutions help solve these issues by improving speed and lowering costs. Some altcoins stand out in this growing sector. Mantle, Immutable, and Starknet offer real utility and long-term potential. Each one focuses on a different area, from scalability to gaming and blockchain infrastructure. These tokens provide practical solutions, making them worth considering.
Mantle (MNT): A Scalable Ethereum Solution

Mantle has become one of the more stable Layer-2 projects. The current price stands at $0.8432, with a market cap of $2.83 billion. Modular architecture and Optimistic Rollups help lower transaction costs and improve speed. Users benefit from faster confirmations and reduced fees compared to Ethereum’s main network. The total supply reaches 3.36 billion tokens, attracting more interest from investors.
This altcoin focuses on blockchain improvements rather than hype. On-chain volume remains strong, showing consistent adoption. Many traders see Mantle as a solid option for diversifying crypto portfolios.Unlike meme tokens, this project builds long-term value through efficiency. Ethereum users looking for better transaction speeds often turn to this Layer-2 solution. The technology behind Mantle ensures continued relevance in the evolving crypto landscape.
Immutable (IMX): Web3 Gaming Made Easy

Immutable X trades at $0.6114 and leads the way in Web3 gaming. Many game developers choose this blockchain for security and scalability. ZK-rollups power transactions, reducing gas fees while keeping games fast and smooth. The market cap stands at $1.09 billion, with 1.79 billion tokens in circulation. More studios integrate Immutable to launch blockchain-based games without complications.
User-friendly tools make game development easier, bringing more projects into the Web3 space. This altcoin provides real utility, appealing to investors focused on blockchain gaming. The gaming sector continues to grow, and Immutable plays a major role. As more developers enter the space, demand for this token could increase.
Starknet (STRK): Strengthening Blockchain Infrastructure

Starknet helps Ethereum scale with advanced technology. The current price sits at $0.1740, making this one of the more affordable Layer-2 tokens. Unlike speculative assets, this project focuses on real blockchain improvements. Built on ZK-rollups, transactions become faster and cheaper.
A total of 2.74 billion tokens circulate, with a market cap nearing $477 million. More developers rely on this Layer-2 network to support high-volume applications. Investors looking for strong blockchain infrastructure often consider this option. Starknet’s focuses on making Ethereum more efficient and scalable. As adoption increases, demand for this Layer-2 solution could grow. Layer-2 altcoins continue to gain attention for solving Ethereum’s biggest challenges.
Mantle improves scalability, Immutable enhances Web3 gaming, and Starknet strengthens blockchain infrastructure. Each project offers real-world value and strong long-term potential. As Layer-2 adoption rises, these altcoins could become even more important.