Tatsu, The Steel Rose

As long as you control 3 or more Artifacts
Tatsu has Indestructible.
{1}{r/w}{t} create a 0/2 Artifact Shield token with Defender
{2}{r/w}{t} create a 3/1 Artifact Sword token with
First Strike
{3}{r/w}{t} create a 3/1 Artifact Mace token with
Trample
{4}{r/w}{t} create a 2/2 Artifact Dager token with
Flying