UNO is a fair launch, low inflation, high-hash rate, rare issue cryptocurrency since 2013. Sha256, merge mined with Btc, high hash, 3 minute blocks.
YGGDRASH is a trust-based multi-dimensional blockchains (branches) built with a vision “Digitize everything into reality” and to connect everything and any blockchain networks. YGGDRASH’s main-net is called STEM, and its cryptocurrency is YEED. It is a trust-based blockchain ecosystem where each branch is governed by reputation to ensure integrity.