Danek, Dungeon Herder

When Danek, Dungeon Herder enters the battlefield, create X 3/3 black Beast creature
tokens with trample, where X is the number of artifacts you control.
As an additional effect, choose one to be applied
for the rest of the game—
• Equipment artifacts you control cost {1} less to
equip, unless they already cost {0}.
• Beasts you control gain +1/+1.