Blinkmoth Nexus is a rare Land card from Double Masters (2XM), collector number 311. Current market price: $1.92 (foil $2.46), TCGplayer market prices via Scryfall.
{T}: Add {C}. {1}: This land becomes a 1/1 Blinkmoth artifact creature with flying until end of turn. It's still a land. {1}, {T}: Target Blinkmoth creature gets +1/+1 until end of turn.