Islamic Finance Principles Assessment
Riba — Does Blast involve interest?
Blast's core architecture is built around interest. Unlike lending dApps that merely operate atop a neutral chain, Blast's base protocol itself routes bridged ETH into Lido staking and bridged stablecoins into MakerDAO's DSR, rebasing conventional interest into user balances by design. This is not third-party misuse of a neutral tool; it is the protocol's headline value proposition. For Muslim investors, this structural feature is a serious concern that goes beyond ordinary avoidability.
Assessment: Riba Dominant
Score: 26.5/100
Our methodology examines 10 criteria to evaluate how well Blast avoids interest-based mechanisms.
Blast's revenue comes from two sources: network gas fees accruing to a Blast Foundation Treasury (with a proposed BLIP mechanism to distribute this to BLAST holders), and externally-sourced yield from Lido (~4%) and MakerDAO's DSR (~5-8%, figures vary) that is rebased into bridged ETH and USDB balances. Sources describe Blast explicitly as "a yield router, not a yield producer" — meaning the protocol itself does not manufacture interest but is architecturally dependent on interest-bearing instruments as its core mechanism, making conventional riba integral to how the chain attracts capital.
No consistent, verifiable native staking mechanism for the BLAST token itself could be established from official tokenomics sources, which describe only vesting and unlock schedules, not staking. The "native yield" feature affecting bridged ETH and USDB is a separate rebasing mechanism, fixed-rate-like in character and sourced directly from Lido staking rewards and MakerDAO's DSR — both conventional interest instruments rather than profit-and-loss-sharing arrangements. This fixed, externally-sourced interest structure, rather than any BLAST-token staking, is the primary riba concern for users of the network.
Gharar — How much uncertainty does Blast involve?
Uncertainty around Blast is moderate: the founding team is unusually well-documented, but the base protocol's contracts lack a clear audit trail and the surrounding ecosystem has attracted real fraud. Transparency at the top offsets some risk, but gaps in verification remain. On balance, informational uncertainty here is manageable but not negligible.
Assessment: Excessive Gharar (High Uncertainty)
Score: 40.7/100
Our methodology examines 15 criteria including team transparency, audit quality, and governance.
Blast's public face, Tieshun Roquerre ("Pacman"), is a well-documented figure with a traceable history building Blur, StrongIntro, and Namebase, backed by a disclosed $20M raise from Paradigm and Standard Crypto. This is a genuine, non-anonymous infrastructure project. Contract and proxy owner addresses are published, and documentation is extensive. However, the wider ecosystem has seen a $1.3M rug-pull ("RiskOnBlast"), money laundering through Blast-related addresses by a known fraud group, and a hack on the ecosystem dApp "Munchables" — third-party incidents distinct from the core team, but indicative of elevated ecosystem-level risk.
No audit of Blast's own core rollup or bridge contracts appears in available records. The only audit identified, by Halborn, covers "Substance Exchange," a separate third-party dApp, while other cited audit reports concern unrelated chains entirely. This absence of a base-protocol audit for a chain holding roughly $2B in dapp TVL is a material gharar concern and should be named plainly as one. Governance and token distribution schedules are documented by the centralized Blast Foundation, and vesting terms are disclosed, but the lack of core-contract audit transparency leaves users unable to fully verify the protocol's underlying security.
Maysir — Does Blast involve gambling or speculation?
Blast is not designed as a gambling or meme mechanism; it is an infrastructure project offering real yield-routing utility to a large user base. Speculative points-farming behavior exists around it, as with most L2 incentive programs, but this reflects market behavior around the token rather than the protocol's own design. The underlying function is productive rather than purely wager-based.
Assessment: Maysir / Qimar (Gambling)
Score: 41.1/100
Our methodology examines 11 criteria to determine whether Blast is a gambling instrument or a genuine economic tool.
Blast provides genuine infrastructure utility as an Ethereum Layer-2 optimistic rollup, offering users lower transaction costs and settlement finality tied to Ethereum's security, alongside a mechanism that channels external staking and lending yield back to bridged asset holders. It reached roughly $2B in dapp TVL and over 1.5 million users shortly after launch, with its USDB stablecoin exceeding $400M market cap. This scale of real economic activity — payments, DeFi settlement, stablecoin usage — distinguishes Blast from a purely speculative or wager-based instrument.
Against this genuine utility must be weighed the incentive-farming culture that characterized Blast's early "points" campaign, which explicitly rewarded deposits ahead of any confirmed token distribution, encouraging speculative capital inflows detached from productive use. Secondary-market trading of BLAST itself, like most tokens, carries the ordinary volatility and speculative behavior common across crypto markets. This trading-level speculation is a feature of market participants' conduct rather than of Blast's own design, and per the applicable judgment principle should not by itself be treated as a maysir defect in the protocol.
The Full 27-Point Screening
1. Legitimacy (4 criteria)
| Criterion | Score | Analysis |
|---|
| Team Transparency | 78/100 | The founder (Pacman/Tieshun Roquerre) is publicly identified with a traceable history and named VC backers, making the team transparent and accountable. |
| Fraud & Scam Risk | 55/100 | The base protocol itself shows no fraud by its founders, but the ecosystem has seen a documented rug pull and scam-related fund flows by third parties, which the sources describe factually. |
| Use Case Legitimacy | 75/100 | Sources document real adoption metrics (millions of users, billions in TVL, a widely-used stablecoin), indicating genuine infrastructure use beyond hype. |
| Ethical Practices | 20/100 | The protocol's own defining feature routes user funds into interest-bearing Lido staking and MakerDAO's DAI Savings Rate by default, an interest-generating design choice rather than third-party misuse. |
Summary: Blast has a publicly known, credentialed founding team with a traceable track record, though its surrounding ecosystem has attracted notable third-party scams and rug pulls.
2. Project Operations (9 criteria)
| Criterion | Score | Analysis |
|---|
| Core Protocol Business | 22/100 | The core protocol's central business model is generating and passing through interest-based yield from staking and RWA/DSR protocols, placing its core function in a prohibited-earnings category. |
| Transaction Fees | 55/100 | Sources mention gas-fee income and a proposal to share it with holders, and fee-sharing with dApp developers, but do not clearly describe a burn or fully transparent fee-handling policy at the base layer. |
| Treasury Assets | 20/100 | The canonical bridge is described as holding stETH (Lido) and DSR-deposited stablecoins, meaning treasury/backing assets are explicitly interest-bearing instruments. |
| Revenue Model | 25/100 | Protocol revenue is explicitly tied in part to externally-generated interest (Lido staking yield, MakerDAO DSR), which is riba-based. |
| Transparency | 65/100 | Extensive public documentation and published contract addresses exist, though full transparency of treasury and revenue mechanics is only partially disclosed. |
| Governance | 30/100 | The Blast Foundation centrally sets community distribution schedules and the contract has a defined proxy owner address, indicating significant centralization. |
| Launch Fairness | 35/100 | Investor and core-contributor tranches with multi-year vesting were allocated ahead of/alongside the public community airdrop, indicating an insider-advantaged rather than fully fair launch. |
| Token Distribution | 45/100 | Half of supply goes to a broad community pool, but a substantial 42% is concentrated among investors and core contributors under long vesting. |
| Speculation/Utility Ratio | 40/100 | Much of BLAST's early activity centered on points/airdrop farming rather than direct network-utility use, suggesting a speculation-leaning profile, though some governance/fee-sharing utility exists. |
Summary: Blast is an Ethereum L2 whose core design automatically routes bridged assets into interest-bearing Lido staking and MakerDAO's DAI Savings Rate, under a governance structure that remains fairly centralized around its Foundation.
3. Financial Health (4 criteria)
| Criterion | Score | Analysis |
|---|
| Protocol Revenue | 25/100 | Fee income sources include externally-generated interest (Lido/MakerDAO), directly implicating riba in protocol revenue. |
| Financial Status | 65/100 | Public trackers show strong TVL, user growth, and market presence since a November 2023 launch, indicating financial stability and visibility. |
| Interest Assessment | 10/100 | The protocol's flagship feature is explicit interest generation (ETH staking yield and stablecoin DSR yield) automatically applied to user balances, a clear protocol-level interest mechanism. |
| Audit Quality | 15/100 | No audit of Blast's own core rollup/bridge contracts appears in the sources; the only audit found pertains to an unrelated third-party dApp, and other audit references concern different, unrelated blockchains. |
Summary: Blast achieved significant scale and adoption, but its base-layer revenue model is intertwined with externally-sourced interest income, and no audit of its own core protocol contracts could be found in these sources.
4. Token Economics (5 criteria)
| Criterion | Score | Analysis |
|---|
| Token Purpose | 45/100 | BLAST has some incentive/governance-proposal utility, but the sources give limited detail on concrete, ongoing token utility beyond distribution and points programs. |
| Governance Rights | 40/100 | A community proposal process (BLIP) is mentioned, suggesting some governance participation, but the Foundation retains substantial unilateral control over key allocation decisions. |
| Rewards Distribution | 35/100 | The signature "native yield" is presented as a fixed-style promised rate (e.g., 4%/5%) sourced from interest-bearing instruments rather than being a clearly variable, activity-based reward. |
| Speculation Controls | 25/100 | The ecosystem's points/airdrop-farming culture actively encouraged speculative behavior, with limited anti-speculation design evident beyond insider vesting schedules. |
| Asset Backing | 20/100 | BLAST is not backed by tangible or halal assets; the associated native-yield backing (stETH, DSR-held DAI) is itself interest-bearing. |
Summary: BLAST token distribution is dominated by insider allocations under multi-year vesting alongside a large community pool, with reward mechanics tied in part to a fixed-style, interest-linked native yield feature rather than a tangible-asset-backed instrument.
5. Staking Mechanism
Blast has no native staking mechanism, so these five criteria are not applicable and are excluded from the score entirely rather than counted as zeros.
Overall Assessment: Blast is a legitimate, well-adopted Ethereum L2 infrastructure project led by a traceable team, but its own core design centers on generating and distributing interest-based yield, which raises a significant and unresolved Shariah concern independent of any third-party ecosystem misuse.
Written by ThanvirFounder, Ex Director S&P Global Energy
Reviewed by Imam Omar SiddiqiShariah Scholar