On December 21, 2025, analyst Ali Martinez flagged a bearish crossover on Cardano's monthly MACD. He noted the previous occurrence preceded an 81% ADA decline, while the latest signal has coincided with a 32% drop. Additional gauges cited include EMA near $0.38, CMF in negative territory, and StochRSI deeply oversold.

On December 22, 2025, Flare launched earnXRP, an XRP-denominated yield vault that uses FXRP and is built on Upshift’s infrastructure with a strategy curated by Clearstar Labs. The product deploys FXRP across multiple on-chain smart contracts, combining carry trades, staking via Firelight, and concentrated AMM liquidity to generate return. Users receive earnXRP tokens when they deposit FXRP and later burn them to withdraw compounded XRP back to self-custodial wallets.

On December 8, 2025, Cardano’s Midnight sidechain went live, and its NIGHT token has climbed 507% since December 9 while securing listings on major exchanges. Over the same period, ADA slid 3.5% to $0.3788, with one analyst eyeing a potential return to the $0.72 area by year-end 2025 despite Cardano’s TVL falling to $230 million from nearly $1 billion a year earlier.

On December 11, 2025, Terraform Labs co-founder Do Kwon was sentenced in a New York federal court to 15 years in prison for fraud tied to the 2022 Terra ecosystem collapse. Witnesses described around $500 million in lost savings, while Terra-linked tokens LUNC and LUNA fell by 25% after the ruling but LUNC remains 35% higher over the past month.

Since early February 2025, total daily fees on the XRP Ledger have fallen about 89% from 5,900 XRP to 650 XRP, according to on-chain metrics. Despite this multi-year low in network activity and ongoing negative sentiment, some technical analysts say XRP could be preparing for a move higher as long as support around $1.90 holds near the current $2 area. They are watching for a possible retest of resistance around $3.60 if that support zone remains intact.

Dogecoin recorded 71,589 active addresses on December 3, 2025, the highest quarterly level since September, according to analyst Ali Martinez. The memecoin trades near $0.14 while encountering resistance at $0.20, where 11.72 billion DOGE tokens were accumulated. Daily spot trading volumes consistently exceed $1 billion, with futures markets showing $2.65 billion in daily volume.

A wallet holding 40,000 ETH since Ethereum's 2015 ICO activated after over 10 years of inactivity. The holder deposited the entire balance, valued at $120 million, to the Ethereum Beacon Chain for staking rather than selling during the market downturn.

Major payment networks including SWIFT are transitioning to the ISO 20022 messaging standard by November 2025, with 90% of cross-border transactions expected to adopt the new format by early 2026. Ripple and Stellar have secured membership in the Registration Management Group overseeing ISO 20022 compliance. XRP processes approximately 40 million daily transactions compared to XLM's 7 million, while maintaining significantly higher trading volumes and bank partnerships.

Mastercard has launched Crypto Credential on Polygon's network, allowing users to replace complex wallet addresses with human-readable usernames. The integration, facilitated by Mercuryo, assigns customizable aliases to verified wallet holders and issues soul-bound tokens for on-chain identity verification.