power of myr

: Add . If you control an Urza's Power-Plant and an Urza's Tower, add instead.

: Add . If you control an Urza's Mine and an Urza's Tower, add instead.

: Add . If you control an Urza's Mine and an Urza's Power-Plant, add instead.

Artifacts you control have hexproof. (They can't be the targets of spells or abilities your opponents control.)

All creatures have haste.

Trample Tap an untapped artifact you control: This creature gets +1/+1 until end of turn.

Each player who has cast a nonartifact spell this turn can't cast additional nonartifact spells.

: Add .

: Add .

Other Myr creatures you control get +1/+1. , : Untap each other Myr you control.