Sokenzan, Crucible of Defiance [Kamigawa: Neon Dynasty Prerelease Promos]

{T}: Add {R}.
Channel — {3}{R}, Discard Sokenzan, Crucible of Defiance: Create two 1/1 colorless Spirit creature tokens. They gain haste until end of turn. This ability costs {1} less to activate for each legendary creature you control.