"oracle" matching MCP connectors:

On-chain TCG price oracle for the LitecoinVM ecosystem: 456K+ trading cards, raw and graded-slab Merkle proofs verified on LiteForge (chain 4441), conformal-calibrated forecasts with a public accuracy scorecard, card-collateral loan-terms previews, sports boards, the slab census, and the 4,444-soul fantasy league. 13 tools, all free, no keys.