Mox Opal

T: Prevent the next 1 damage that would be dealt to any target this turn. T: Prevent the next 2 damage that would be dealt to target artifact creature this turn.

Enchant creature Enchanted creature can't attack or block, and its activated abilities can't be activated.

Metalcraft — This creature has double strike as long as you control three or more artifacts.

Metalcraft — As long as you control three or more artifacts, this creature gets +2/+2 and has flying.

Target player sacrifices an attacking creature of their choice. Metalcraft — That player sacrifices two attacking creatures of their choice instead if you control three or more artifacts.

Target creature gets +1/+1 and gains first strike until end of turn.

+2: You gain 1 life for each creature you control. −2: Create three 1/1 white Soldier creature tokens. −5: Destroy all other permanents except for lands and tokens.

Choose two target creatures. Tap those creatures, then unattach all Equipment from them.