Burrowing [Alpha Edition] Human Artificer Set: Planechase 2012 Planes Type:

Set: Planechase 2012 Planes Type: Phenomenon Rarity: Common When you encounter Interplanar Tunnel

Enchanted creature doesn't untap during its controller's untap step

Set: Unlimited Edition Type: Artifact Rarity: Rare Cost: {2} Whenever a land enters the battlefield

you may tap lands you don't control for mana

Gabriel Angelfire gains that ability until your next upkeep

Burrowing [Alpha Edition] Human Artificer Set: Planechase 2012 Planes Type:Set: Alpha Edition Type: Enchantment Aura Rarity: Uncommon Cost: {R} Enchant creature Enchanted creature has mountainwalk. (It can't be blocked as long as defending player controls a Mountain.)